766365440

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{859}}^1$

素因数の和:938

約数の個数: 144

約数和(自身を含む): 1993390560

約数和(自身を除く): 1227025120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 64, 68, 80, 82, 85, 128, 136, 160, 164, 170, 205, 256, 272, 320, 328, 340, 410, 544, 640, 656, 680, 697, 820, 859, 1088, 1280, 1312, 1360, 1394, 1640, 1718, 2176, 2624, 2720, 2788, 3280, 3436, 3485, 4295, 4352, 5248, 5440, 5576, 6560, 6872, 6970, 8590, 10496, 10880, 11152, 13120, 13744, 13940, 14603, 17180, 21760, 22304, 26240, 27488, 27880, 29206, 34360, 35219, 44608, 52480, 54976, 55760, 58412, 68720, 70438, 73015, 89216, 109952, 111520, 116824, 137440, 140876, 146030, 176095, 178432, 219904, 223040, 233648, 274880, 281752, 292060, 352190, 446080, 467296, 549760, 563504, 584120, 598723, 704380, 892160, 934592, 1099520, 1127008, 1168240, 1197446, 1408760, 1869184, 2254016, 2336480, 2394892, 2817520, 2993615, 3738368, 4508032, 4672960, 4789784, 5635040, 5987230, 9016064, 9345920, 9579568, 11270080, 11974460, 18691840, 19159136, 22540160, 23948920, 38318272, 45080320, 47897840, 76636544, 95795680, 153273088, 191591360, 383182720, 766365440]

約数ペア:

[(1, 766365440), (2, 383182720), (4, 191591360), (5, 153273088), (8, 95795680), (10, 76636544), (16, 47897840), (17, 45080320), (20, 38318272), (32, 23948920), (34, 22540160), (40, 19159136), (41, 18691840), (64, 11974460), (68, 11270080), (80, 9579568), (82, 9345920), (85, 9016064), (128, 5987230), (136, 5635040), (160, 4789784), (164, 4672960), (170, 4508032), (205, 3738368), (256, 2993615), (272, 2817520), (320, 2394892), (328, 2336480), (340, 2254016), (410, 1869184), (544, 1408760), (640, 1197446), (656, 1168240), (680, 1127008), (697, 1099520), (820, 934592), (859, 892160), (1088, 704380), (1280, 598723), (1312, 584120), (1360, 563504), (1394, 549760), (1640, 467296), (1718, 446080), (2176, 352190), (2624, 292060), (2720, 281752), (2788, 274880), (3280, 233648), (3436, 223040), (3485, 219904), (4295, 178432), (4352, 176095), (5248, 146030), (5440, 140876), (5576, 137440), (6560, 116824), (6872, 111520), (6970, 109952), (8590, 89216), (10496, 73015), (10880, 70438), (11152, 68720), (13120, 58412), (13744, 55760), (13940, 54976), (14603, 52480), (17180, 44608), (21760, 35219), (22304, 34360), (26240, 29206), (27488, 27880)]