89281280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1$

素因数の和:422

約数の個数: 144

約数和(自身を含む): 247683744

約数和(自身を除く): 158402464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 256, 272, 320, 340, 352, 373, 374, 440, 544, 640, 680, 704, 746, 748, 880, 935, 1088, 1280, 1360, 1408, 1492, 1496, 1760, 1865, 1870, 2176, 2720, 2816, 2984, 2992, 3520, 3730, 3740, 4103, 4352, 5440, 5968, 5984, 6341, 7040, 7460, 7480, 8206, 10880, 11936, 11968, 12682, 14080, 14920, 14960, 16412, 20515, 21760, 23872, 23936, 25364, 29840, 29920, 31705, 32824, 41030, 47744, 47872, 50728, 59680, 59840, 63410, 65648, 69751, 82060, 95488, 101456, 119360, 119680, 126820, 131296, 139502, 164120, 202912, 238720, 239360, 253640, 262592, 279004, 328240, 348755, 405824, 477440, 507280, 525184, 558008, 656480, 697510, 811648, 1014560, 1050368, 1116016, 1312960, 1395020, 1623296, 2029120, 2232032, 2625920, 2790040, 4058240, 4464064, 5251840, 5580080, 8116480, 8928128, 11160160, 17856256, 22320320, 44640640, 89281280]

約数ペア:

[(1, 89281280), (2, 44640640), (4, 22320320), (5, 17856256), (8, 11160160), (10, 8928128), (11, 8116480), (16, 5580080), (17, 5251840), (20, 4464064), (22, 4058240), (32, 2790040), (34, 2625920), (40, 2232032), (44, 2029120), (55, 1623296), (64, 1395020), (68, 1312960), (80, 1116016), (85, 1050368), (88, 1014560), (110, 811648), (128, 697510), (136, 656480), (160, 558008), (170, 525184), (176, 507280), (187, 477440), (220, 405824), (256, 348755), (272, 328240), (320, 279004), (340, 262592), (352, 253640), (373, 239360), (374, 238720), (440, 202912), (544, 164120), (640, 139502), (680, 131296), (704, 126820), (746, 119680), (748, 119360), (880, 101456), (935, 95488), (1088, 82060), (1280, 69751), (1360, 65648), (1408, 63410), (1492, 59840), (1496, 59680), (1760, 50728), (1865, 47872), (1870, 47744), (2176, 41030), (2720, 32824), (2816, 31705), (2984, 29920), (2992, 29840), (3520, 25364), (3730, 23936), (3740, 23872), (4103, 21760), (4352, 20515), (5440, 16412), (5968, 14960), (5984, 14920), (6341, 14080), (7040, 12682), (7460, 11968), (7480, 11936), (8206, 10880)]