387581220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:212

約数の個数: 288

約数和(自身を含む): 1357655040

約数和(自身を除く): 970073820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 31, 36, 39, 45, 52, 54, 60, 62, 65, 78, 90, 93, 108, 117, 124, 130, 135, 137, 155, 156, 169, 180, 186, 195, 234, 260, 270, 274, 279, 310, 338, 351, 372, 390, 403, 411, 465, 468, 507, 540, 548, 558, 585, 620, 676, 685, 702, 780, 806, 822, 837, 845, 930, 1014, 1116, 1170, 1209, 1233, 1370, 1395, 1404, 1521, 1612, 1644, 1674, 1690, 1755, 1781, 1860, 2015, 2028, 2055, 2340, 2418, 2466, 2535, 2740, 2790, 3042, 3348, 3380, 3510, 3562, 3627, 3699, 4030, 4110, 4185, 4247, 4563, 4836, 4932, 5070, 5239, 5343, 5580, 6045, 6084, 6165, 7020, 7124, 7254, 7398, 7605, 8060, 8220, 8370, 8494, 8905, 9126, 10140, 10478, 10686, 10881, 12090, 12330, 12741, 14508, 14796, 15210, 15717, 16029, 16740, 16988, 17810, 18135, 18252, 18495, 20956, 21235, 21372, 21762, 22815, 23153, 24180, 24660, 25482, 26195, 26715, 30420, 31434, 32058, 35620, 36270, 36990, 38223, 42470, 43524, 45630, 46306, 47151, 48087, 50964, 52390, 53430, 54405, 55211, 62868, 63705, 64116, 69459, 72540, 73980, 76446, 78585, 80145, 84940, 91260, 92612, 94302, 96174, 104780, 106860, 108810, 110422, 114669, 115765, 127410, 138918, 141453, 152892, 157170, 160290, 165633, 188604, 191115, 192348, 208377, 217620, 220844, 229338, 231530, 235755, 240435, 254820, 276055, 277836, 282906, 314340, 320580, 331266, 347295, 382230, 416754, 458676, 463060, 471510, 480870, 496899, 552110, 565812, 573345, 625131, 662532, 694590, 707265, 717743, 764460, 828165, 833508, 943020, 961740, 993798, 1041885, 1104220, 1146690, 1250262, 1389180, 1414530, 1435486, 1490697, 1656330, 1987596, 2083770, 2153229, 2293380, 2484495, 2500524, 2829060, 2870972, 2981394, 3125655, 3312660, 3588715, 4167540, 4306458, 4968990, 5962788, 6251310, 6459687, 7177430, 7453485, 8612916, 9937980, 10766145, 12502620, 12919374, 14354860, 14906970, 19379061, 21532290, 25838748, 29813940, 32298435, 38758122, 43064580, 64596870, 77516244, 96895305, 129193740, 193790610, 387581220]

約数ペア:

[(1, 387581220), (2, 193790610), (3, 129193740), (4, 96895305), (5, 77516244), (6, 64596870), (9, 43064580), (10, 38758122), (12, 32298435), (13, 29813940), (15, 25838748), (18, 21532290), (20, 19379061), (26, 14906970), (27, 14354860), (30, 12919374), (31, 12502620), (36, 10766145), (39, 9937980), (45, 8612916), (52, 7453485), (54, 7177430), (60, 6459687), (62, 6251310), (65, 5962788), (78, 4968990), (90, 4306458), (93, 4167540), (108, 3588715), (117, 3312660), (124, 3125655), (130, 2981394), (135, 2870972), (137, 2829060), (155, 2500524), (156, 2484495), (169, 2293380), (180, 2153229), (186, 2083770), (195, 1987596), (234, 1656330), (260, 1490697), (270, 1435486), (274, 1414530), (279, 1389180), (310, 1250262), (338, 1146690), (351, 1104220), (372, 1041885), (390, 993798), (403, 961740), (411, 943020), (465, 833508), (468, 828165), (507, 764460), (540, 717743), (548, 707265), (558, 694590), (585, 662532), (620, 625131), (676, 573345), (685, 565812), (702, 552110), (780, 496899), (806, 480870), (822, 471510), (837, 463060), (845, 458676), (930, 416754), (1014, 382230), (1116, 347295), (1170, 331266), (1209, 320580), (1233, 314340), (1370, 282906), (1395, 277836), (1404, 276055), (1521, 254820), (1612, 240435), (1644, 235755), (1674, 231530), (1690, 229338), (1755, 220844), (1781, 217620), (1860, 208377), (2015, 192348), (2028, 191115), (2055, 188604), (2340, 165633), (2418, 160290), (2466, 157170), (2535, 152892), (2740, 141453), (2790, 138918), (3042, 127410), (3348, 115765), (3380, 114669), (3510, 110422), (3562, 108810), (3627, 106860), (3699, 104780), (4030, 96174), (4110, 94302), (4185, 92612), (4247, 91260), (4563, 84940), (4836, 80145), (4932, 78585), (5070, 76446), (5239, 73980), (5343, 72540), (5580, 69459), (6045, 64116), (6084, 63705), (6165, 62868), (7020, 55211), (7124, 54405), (7254, 53430), (7398, 52390), (7605, 50964), (8060, 48087), (8220, 47151), (8370, 46306), (8494, 45630), (8905, 43524), (9126, 42470), (10140, 38223), (10478, 36990), (10686, 36270), (10881, 35620), (12090, 32058), (12330, 31434), (12741, 30420), (14508, 26715), (14796, 26195), (15210, 25482), (15717, 24660), (16029, 24180), (16740, 23153), (16988, 22815), (17810, 21762), (18135, 21372), (18252, 21235), (18495, 20956)]