404969920

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:231

約数の個数: 168

約数和(自身を含む): 1066739040

約数和(自身を除く): 661769120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 64, 68, 80, 85, 116, 136, 145, 151, 160, 170, 232, 272, 289, 290, 302, 320, 340, 464, 493, 544, 578, 580, 604, 680, 755, 928, 986, 1088, 1156, 1160, 1208, 1360, 1445, 1510, 1856, 1972, 2312, 2320, 2416, 2465, 2567, 2720, 2890, 3020, 3944, 4379, 4624, 4640, 4832, 4930, 5134, 5440, 5780, 6040, 7888, 8381, 8758, 9248, 9280, 9664, 9860, 10268, 11560, 12080, 12835, 15776, 16762, 17516, 18496, 19720, 20536, 21895, 23120, 24160, 25670, 31552, 33524, 35032, 39440, 41072, 41905, 43639, 43790, 46240, 48320, 51340, 67048, 70064, 74443, 78880, 82144, 83810, 87278, 87580, 92480, 102680, 134096, 140128, 148886, 157760, 164288, 167620, 174556, 175160, 205360, 218195, 268192, 280256, 297772, 335240, 349112, 350320, 372215, 410720, 436390, 536384, 595544, 670480, 698224, 700640, 744430, 821440, 872780, 1191088, 1265531, 1340960, 1396448, 1401280, 1488860, 1745560, 2382176, 2531062, 2681920, 2792896, 2977720, 3491120, 4764352, 5062124, 5955440, 6327655, 6982240, 10124248, 11910880, 12655310, 13964480, 20248496, 23821760, 25310620, 40496992, 50621240, 80993984, 101242480, 202484960, 404969920]

約数ペア:

[(1, 404969920), (2, 202484960), (4, 101242480), (5, 80993984), (8, 50621240), (10, 40496992), (16, 25310620), (17, 23821760), (20, 20248496), (29, 13964480), (32, 12655310), (34, 11910880), (40, 10124248), (58, 6982240), (64, 6327655), (68, 5955440), (80, 5062124), (85, 4764352), (116, 3491120), (136, 2977720), (145, 2792896), (151, 2681920), (160, 2531062), (170, 2382176), (232, 1745560), (272, 1488860), (289, 1401280), (290, 1396448), (302, 1340960), (320, 1265531), (340, 1191088), (464, 872780), (493, 821440), (544, 744430), (578, 700640), (580, 698224), (604, 670480), (680, 595544), (755, 536384), (928, 436390), (986, 410720), (1088, 372215), (1156, 350320), (1160, 349112), (1208, 335240), (1360, 297772), (1445, 280256), (1510, 268192), (1856, 218195), (1972, 205360), (2312, 175160), (2320, 174556), (2416, 167620), (2465, 164288), (2567, 157760), (2720, 148886), (2890, 140128), (3020, 134096), (3944, 102680), (4379, 92480), (4624, 87580), (4640, 87278), (4832, 83810), (4930, 82144), (5134, 78880), (5440, 74443), (5780, 70064), (6040, 67048), (7888, 51340), (8381, 48320), (8758, 46240), (9248, 43790), (9280, 43639), (9664, 41905), (9860, 41072), (10268, 39440), (11560, 35032), (12080, 33524), (12835, 31552), (15776, 25670), (16762, 24160), (17516, 23120), (18496, 21895), (19720, 20536)]