1640977560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:247

約数の個数: 384

約数和(自身を含む): 5930496000

約数和(自身を除く): 4289518440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 31, 36, 38, 40, 45, 57, 60, 62, 71, 72, 76, 90, 93, 95, 109, 114, 120, 124, 142, 152, 155, 171, 180, 186, 190, 213, 218, 228, 248, 279, 284, 285, 310, 327, 342, 355, 360, 372, 380, 426, 436, 456, 465, 545, 558, 568, 570, 589, 620, 639, 654, 684, 710, 744, 760, 852, 855, 872, 930, 981, 1065, 1090, 1116, 1140, 1178, 1240, 1278, 1308, 1349, 1368, 1395, 1420, 1635, 1704, 1710, 1767, 1860, 1962, 2071, 2130, 2180, 2201, 2232, 2280, 2356, 2556, 2616, 2698, 2790, 2840, 2945, 3195, 3270, 3379, 3420, 3534, 3720, 3924, 4047, 4142, 4260, 4360, 4402, 4712, 4905, 5112, 5301, 5396, 5580, 5890, 6213, 6390, 6540, 6603, 6745, 6758, 6840, 7068, 7739, 7848, 8094, 8284, 8520, 8804, 8835, 9810, 10137, 10355, 10602, 10792, 11005, 11160, 11780, 12141, 12426, 12780, 13080, 13206, 13490, 13516, 14136, 15478, 16188, 16568, 16895, 17608, 17670, 18639, 19620, 19809, 20235, 20274, 20710, 21204, 22010, 23217, 23560, 24282, 24852, 25560, 26412, 26505, 26980, 27032, 30411, 30956, 31065, 32376, 33015, 33790, 35340, 37278, 38695, 39240, 39618, 40470, 40548, 41420, 41819, 42408, 44020, 46434, 48564, 49704, 50685, 52824, 53010, 53960, 60705, 60822, 61912, 62130, 64201, 66030, 67580, 69651, 70680, 74556, 77390, 79236, 80940, 81096, 82840, 83638, 88040, 92868, 93195, 97128, 99045, 101370, 106020, 116085, 121410, 121644, 124260, 125457, 128402, 132060, 135160, 139302, 147041, 149112, 152055, 154780, 158472, 161880, 167276, 185736, 186390, 192603, 198090, 202740, 209095, 212040, 232170, 239909, 242820, 243288, 248520, 250914, 256804, 264120, 278604, 294082, 304110, 309560, 321005, 334552, 348255, 372780, 376371, 385206, 396180, 405480, 418190, 441123, 464340, 479818, 485640, 501828, 513608, 557208, 577809, 588164, 608220, 627285, 642010, 696510, 719727, 735205, 745560, 752742, 770412, 792360, 836380, 882246, 928680, 959636, 963015, 1003656, 1155618, 1176328, 1199545, 1216440, 1254570, 1284020, 1323369, 1393020, 1439454, 1470410, 1505484, 1540824, 1672760, 1764492, 1881855, 1919272, 1926030, 2159181, 2205615, 2311236, 2399090, 2509140, 2568040, 2646738, 2786040, 2878908, 2889045, 2940820, 3010968, 3528984, 3598635, 3763710, 3852060, 4318362, 4411230, 4558271, 4622472, 4798180, 5018280, 5293476, 5757816, 5778090, 5881640, 6616845, 7197270, 7527420, 7704120, 8636724, 8822460, 9116542, 9596360, 10586952, 10795905, 11556180, 13233690, 13674813, 14394540, 15054840, 17273448, 17644920, 18233084, 21591810, 22791355, 23112360, 26467380, 27349626, 28789080, 36466168, 41024439, 43183620, 45582710, 52934760, 54699252, 68374065, 82048878, 86367240, 91165420, 109398504, 136748130, 164097756, 182330840, 205122195, 273496260, 328195512, 410244390, 546992520, 820488780, 1640977560]

約数ペア:

[(1, 1640977560), (2, 820488780), (3, 546992520), (4, 410244390), (5, 328195512), (6, 273496260), (8, 205122195), (9, 182330840), (10, 164097756), (12, 136748130), (15, 109398504), (18, 91165420), (19, 86367240), (20, 82048878), (24, 68374065), (30, 54699252), (31, 52934760), (36, 45582710), (38, 43183620), (40, 41024439), (45, 36466168), (57, 28789080), (60, 27349626), (62, 26467380), (71, 23112360), (72, 22791355), (76, 21591810), (90, 18233084), (93, 17644920), (95, 17273448), (109, 15054840), (114, 14394540), (120, 13674813), (124, 13233690), (142, 11556180), (152, 10795905), (155, 10586952), (171, 9596360), (180, 9116542), (186, 8822460), (190, 8636724), (213, 7704120), (218, 7527420), (228, 7197270), (248, 6616845), (279, 5881640), (284, 5778090), (285, 5757816), (310, 5293476), (327, 5018280), (342, 4798180), (355, 4622472), (360, 4558271), (372, 4411230), (380, 4318362), (426, 3852060), (436, 3763710), (456, 3598635), (465, 3528984), (545, 3010968), (558, 2940820), (568, 2889045), (570, 2878908), (589, 2786040), (620, 2646738), (639, 2568040), (654, 2509140), (684, 2399090), (710, 2311236), (744, 2205615), (760, 2159181), (852, 1926030), (855, 1919272), (872, 1881855), (930, 1764492), (981, 1672760), (1065, 1540824), (1090, 1505484), (1116, 1470410), (1140, 1439454), (1178, 1393020), (1240, 1323369), (1278, 1284020), (1308, 1254570), (1349, 1216440), (1368, 1199545), (1395, 1176328), (1420, 1155618), (1635, 1003656), (1704, 963015), (1710, 959636), (1767, 928680), (1860, 882246), (1962, 836380), (2071, 792360), (2130, 770412), (2180, 752742), (2201, 745560), (2232, 735205), (2280, 719727), (2356, 696510), (2556, 642010), (2616, 627285), (2698, 608220), (2790, 588164), (2840, 577809), (2945, 557208), (3195, 513608), (3270, 501828), (3379, 485640), (3420, 479818), (3534, 464340), (3720, 441123), (3924, 418190), (4047, 405480), (4142, 396180), (4260, 385206), (4360, 376371), (4402, 372780), (4712, 348255), (4905, 334552), (5112, 321005), (5301, 309560), (5396, 304110), (5580, 294082), (5890, 278604), (6213, 264120), (6390, 256804), (6540, 250914), (6603, 248520), (6745, 243288), (6758, 242820), (6840, 239909), (7068, 232170), (7739, 212040), (7848, 209095), (8094, 202740), (8284, 198090), (8520, 192603), (8804, 186390), (8835, 185736), (9810, 167276), (10137, 161880), (10355, 158472), (10602, 154780), (10792, 152055), (11005, 149112), (11160, 147041), (11780, 139302), (12141, 135160), (12426, 132060), (12780, 128402), (13080, 125457), (13206, 124260), (13490, 121644), (13516, 121410), (14136, 116085), (15478, 106020), (16188, 101370), (16568, 99045), (16895, 97128), (17608, 93195), (17670, 92868), (18639, 88040), (19620, 83638), (19809, 82840), (20235, 81096), (20274, 80940), (20710, 79236), (21204, 77390), (22010, 74556), (23217, 70680), (23560, 69651), (24282, 67580), (24852, 66030), (25560, 64201), (26412, 62130), (26505, 61912), (26980, 60822), (27032, 60705), (30411, 53960), (30956, 53010), (31065, 52824), (32376, 50685), (33015, 49704), (33790, 48564), (35340, 46434), (37278, 44020), (38695, 42408), (39240, 41819), (39618, 41420), (40470, 40548)]