168672640

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:492

約数の個数: 128

約数和(自身を含む): 439538400

約数和(自身を除く): 270865760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 37, 40, 64, 68, 74, 80, 85, 128, 136, 148, 160, 170, 185, 272, 296, 320, 340, 370, 419, 544, 592, 629, 640, 680, 740, 838, 1088, 1184, 1258, 1360, 1480, 1676, 2095, 2176, 2368, 2516, 2720, 2960, 3145, 3352, 4190, 4736, 5032, 5440, 5920, 6290, 6704, 7123, 8380, 10064, 10880, 11840, 12580, 13408, 14246, 15503, 16760, 20128, 23680, 25160, 26816, 28492, 31006, 33520, 35615, 40256, 50320, 53632, 56984, 62012, 67040, 71230, 77515, 80512, 100640, 113968, 124024, 134080, 142460, 155030, 201280, 227936, 248048, 263551, 268160, 284920, 310060, 402560, 455872, 496096, 527102, 569840, 620120, 911744, 992192, 1054204, 1139680, 1240240, 1317755, 1984384, 2108408, 2279360, 2480480, 2635510, 4216816, 4558720, 4960960, 5271020, 8433632, 9921920, 10542040, 16867264, 21084080, 33734528, 42168160, 84336320, 168672640]

約数ペア:

[(1, 168672640), (2, 84336320), (4, 42168160), (5, 33734528), (8, 21084080), (10, 16867264), (16, 10542040), (17, 9921920), (20, 8433632), (32, 5271020), (34, 4960960), (37, 4558720), (40, 4216816), (64, 2635510), (68, 2480480), (74, 2279360), (80, 2108408), (85, 1984384), (128, 1317755), (136, 1240240), (148, 1139680), (160, 1054204), (170, 992192), (185, 911744), (272, 620120), (296, 569840), (320, 527102), (340, 496096), (370, 455872), (419, 402560), (544, 310060), (592, 284920), (629, 268160), (640, 263551), (680, 248048), (740, 227936), (838, 201280), (1088, 155030), (1184, 142460), (1258, 134080), (1360, 124024), (1480, 113968), (1676, 100640), (2095, 80512), (2176, 77515), (2368, 71230), (2516, 67040), (2720, 62012), (2960, 56984), (3145, 53632), (3352, 50320), (4190, 40256), (4736, 35615), (5032, 33520), (5440, 31006), (5920, 28492), (6290, 26816), (6704, 25160), (7123, 23680), (8380, 20128), (10064, 16760), (10880, 15503), (11840, 14246), (12580, 13408)]