20118885300

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4217}}^1$

素因数の和:4293

約数の個数: 360

約数和(自身を含む): 70881296640

約数和(自身を除く): 50762411340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 30, 31, 36, 38, 45, 50, 54, 57, 60, 62, 75, 76, 81, 90, 93, 95, 100, 108, 114, 124, 135, 150, 155, 162, 171, 180, 186, 190, 225, 228, 270, 279, 285, 300, 310, 324, 342, 372, 380, 405, 450, 465, 475, 513, 540, 558, 570, 589, 620, 675, 684, 775, 810, 837, 855, 900, 930, 950, 1026, 1116, 1140, 1178, 1350, 1395, 1425, 1539, 1550, 1620, 1674, 1710, 1767, 1860, 1900, 2025, 2052, 2325, 2356, 2511, 2565, 2700, 2790, 2850, 2945, 3078, 3100, 3348, 3420, 3534, 4050, 4185, 4217, 4275, 4650, 5022, 5130, 5301, 5580, 5700, 5890, 6156, 6975, 7068, 7695, 8100, 8370, 8434, 8550, 8835, 9300, 10044, 10260, 10602, 11780, 12555, 12651, 12825, 13950, 14725, 15390, 15903, 16740, 16868, 17100, 17670, 20925, 21085, 21204, 25110, 25302, 25650, 26505, 27900, 29450, 30780, 31806, 35340, 37953, 38475, 41850, 42170, 44175, 47709, 50220, 50604, 51300, 53010, 58900, 62775, 63255, 63612, 75906, 76950, 79515, 80123, 83700, 84340, 88350, 95418, 105425, 106020, 113859, 125550, 126510, 130727, 132525, 151812, 153900, 159030, 160246, 176700, 189765, 190836, 210850, 227718, 238545, 240369, 251100, 253020, 261454, 265050, 316275, 318060, 320492, 341577, 379530, 392181, 397575, 400615, 421700, 455436, 477090, 480738, 522908, 530100, 569295, 632550, 653635, 683154, 721107, 759060, 784362, 795150, 801230, 948825, 954180, 961476, 1138590, 1176543, 1192725, 1201845, 1265100, 1307270, 1366308, 1442214, 1568724, 1590300, 1602460, 1707885, 1897650, 1960905, 2003075, 2163321, 2277180, 2353086, 2385450, 2403690, 2483813, 2614540, 2846475, 2884428, 3268175, 3415770, 3529629, 3605535, 3795300, 3921810, 4006150, 4326642, 4706172, 4770900, 4807380, 4967626, 5692950, 5882715, 6009225, 6489963, 6536350, 6831540, 7059258, 7211070, 7451439, 7843620, 8012300, 8539425, 8653284, 9804525, 9935252, 10588887, 10816605, 11385900, 11765430, 12018450, 12419065, 12979926, 13072700, 14118516, 14422140, 14902878, 17078850, 17648145, 18027675, 19609050, 21177774, 21633210, 22354317, 23530860, 24036900, 24838130, 25959852, 29413575, 29805756, 32449815, 34157700, 35296290, 36055350, 37257195, 39218100, 42355548, 43266420, 44708634, 49676260, 52944435, 54083025, 58827150, 62095325, 64899630, 67062951, 70592580, 72110700, 74514390, 88240725, 89417268, 105888870, 108166050, 111771585, 117654300, 124190650, 129799260, 134125902, 149028780, 162249075, 176481450, 186285975, 201188853, 211777740, 216332100, 223543170, 248381300, 264722175, 268251804, 324498150, 335314755, 352962900, 372571950, 402377706, 447086340, 529444350, 558857925, 648996300, 670629510, 745143900, 804755412, 1005944265, 1058888700, 1117715850, 1341259020, 1676573775, 2011888530, 2235431700, 3353147550, 4023777060, 5029721325, 6706295100, 10059442650, 20118885300]

約数ペア:

[(1, 20118885300), (2, 10059442650), (3, 6706295100), (4, 5029721325), (5, 4023777060), (6, 3353147550), (9, 2235431700), (10, 2011888530), (12, 1676573775), (15, 1341259020), (18, 1117715850), (19, 1058888700), (20, 1005944265), (25, 804755412), (27, 745143900), (30, 670629510), (31, 648996300), (36, 558857925), (38, 529444350), (45, 447086340), (50, 402377706), (54, 372571950), (57, 352962900), (60, 335314755), (62, 324498150), (75, 268251804), (76, 264722175), (81, 248381300), (90, 223543170), (93, 216332100), (95, 211777740), (100, 201188853), (108, 186285975), (114, 176481450), (124, 162249075), (135, 149028780), (150, 134125902), (155, 129799260), (162, 124190650), (171, 117654300), (180, 111771585), (186, 108166050), (190, 105888870), (225, 89417268), (228, 88240725), (270, 74514390), (279, 72110700), (285, 70592580), (300, 67062951), (310, 64899630), (324, 62095325), (342, 58827150), (372, 54083025), (380, 52944435), (405, 49676260), (450, 44708634), (465, 43266420), (475, 42355548), (513, 39218100), (540, 37257195), (558, 36055350), (570, 35296290), (589, 34157700), (620, 32449815), (675, 29805756), (684, 29413575), (775, 25959852), (810, 24838130), (837, 24036900), (855, 23530860), (900, 22354317), (930, 21633210), (950, 21177774), (1026, 19609050), (1116, 18027675), (1140, 17648145), (1178, 17078850), (1350, 14902878), (1395, 14422140), (1425, 14118516), (1539, 13072700), (1550, 12979926), (1620, 12419065), (1674, 12018450), (1710, 11765430), (1767, 11385900), (1860, 10816605), (1900, 10588887), (2025, 9935252), (2052, 9804525), (2325, 8653284), (2356, 8539425), (2511, 8012300), (2565, 7843620), (2700, 7451439), (2790, 7211070), (2850, 7059258), (2945, 6831540), (3078, 6536350), (3100, 6489963), (3348, 6009225), (3420, 5882715), (3534, 5692950), (4050, 4967626), (4185, 4807380), (4217, 4770900), (4275, 4706172), (4650, 4326642), (5022, 4006150), (5130, 3921810), (5301, 3795300), (5580, 3605535), (5700, 3529629), (5890, 3415770), (6156, 3268175), (6975, 2884428), (7068, 2846475), (7695, 2614540), (8100, 2483813), (8370, 2403690), (8434, 2385450), (8550, 2353086), (8835, 2277180), (9300, 2163321), (10044, 2003075), (10260, 1960905), (10602, 1897650), (11780, 1707885), (12555, 1602460), (12651, 1590300), (12825, 1568724), (13950, 1442214), (14725, 1366308), (15390, 1307270), (15903, 1265100), (16740, 1201845), (16868, 1192725), (17100, 1176543), (17670, 1138590), (20925, 961476), (21085, 954180), (21204, 948825), (25110, 801230), (25302, 795150), (25650, 784362), (26505, 759060), (27900, 721107), (29450, 683154), (30780, 653635), (31806, 632550), (35340, 569295), (37953, 530100), (38475, 522908), (41850, 480738), (42170, 477090), (44175, 455436), (47709, 421700), (50220, 400615), (50604, 397575), (51300, 392181), (53010, 379530), (58900, 341577), (62775, 320492), (63255, 318060), (63612, 316275), (75906, 265050), (76950, 261454), (79515, 253020), (80123, 251100), (83700, 240369), (84340, 238545), (88350, 227718), (95418, 210850), (105425, 190836), (106020, 189765), (113859, 176700), (125550, 160246), (126510, 159030), (130727, 153900), (132525, 151812)]