864604880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:433

約数の個数: 160

約数和(自身を含む): 2228428800

約数和(自身を除く): 1363823920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 59, 62, 76, 80, 95, 118, 124, 152, 155, 190, 236, 248, 295, 304, 310, 311, 380, 472, 496, 589, 590, 620, 622, 760, 944, 1121, 1178, 1180, 1240, 1244, 1520, 1555, 1829, 2242, 2356, 2360, 2480, 2488, 2945, 3110, 3658, 4484, 4712, 4720, 4976, 5605, 5890, 5909, 6220, 7316, 8968, 9145, 9424, 9641, 11210, 11780, 11818, 12440, 14632, 17936, 18290, 18349, 19282, 22420, 23560, 23636, 24880, 29264, 29545, 34751, 36580, 36698, 38564, 44840, 47120, 47272, 48205, 59090, 69502, 73160, 73396, 77128, 89680, 91745, 94544, 96410, 118180, 139004, 146320, 146792, 154256, 173755, 183179, 183490, 192820, 236360, 278008, 293584, 347510, 348631, 366358, 366980, 385640, 472720, 556016, 568819, 695020, 697262, 732716, 733960, 771280, 915895, 1137638, 1390040, 1394524, 1465432, 1467920, 1743155, 1831790, 2275276, 2780080, 2789048, 2844095, 2930864, 3486310, 3663580, 4550552, 5578096, 5688190, 6972620, 7327160, 9101104, 10807561, 11376380, 13945240, 14654320, 21615122, 22752760, 27890480, 43230244, 45505520, 54037805, 86460488, 108075610, 172920976, 216151220, 432302440, 864604880]

約数ペア:

[(1, 864604880), (2, 432302440), (4, 216151220), (5, 172920976), (8, 108075610), (10, 86460488), (16, 54037805), (19, 45505520), (20, 43230244), (31, 27890480), (38, 22752760), (40, 21615122), (59, 14654320), (62, 13945240), (76, 11376380), (80, 10807561), (95, 9101104), (118, 7327160), (124, 6972620), (152, 5688190), (155, 5578096), (190, 4550552), (236, 3663580), (248, 3486310), (295, 2930864), (304, 2844095), (310, 2789048), (311, 2780080), (380, 2275276), (472, 1831790), (496, 1743155), (589, 1467920), (590, 1465432), (620, 1394524), (622, 1390040), (760, 1137638), (944, 915895), (1121, 771280), (1178, 733960), (1180, 732716), (1240, 697262), (1244, 695020), (1520, 568819), (1555, 556016), (1829, 472720), (2242, 385640), (2356, 366980), (2360, 366358), (2480, 348631), (2488, 347510), (2945, 293584), (3110, 278008), (3658, 236360), (4484, 192820), (4712, 183490), (4720, 183179), (4976, 173755), (5605, 154256), (5890, 146792), (5909, 146320), (6220, 139004), (7316, 118180), (8968, 96410), (9145, 94544), (9424, 91745), (9641, 89680), (11210, 77128), (11780, 73396), (11818, 73160), (12440, 69502), (14632, 59090), (17936, 48205), (18290, 47272), (18349, 47120), (19282, 44840), (22420, 38564), (23560, 36698), (23636, 36580), (24880, 34751), (29264, 29545)]