1556640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:91

約数の個数: 144

約数和(自身を含む): 5660928

約数和(自身を除く): 4104288

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 47, 48, 60, 69, 72, 80, 90, 92, 94, 96, 115, 120, 138, 141, 144, 160, 180, 184, 188, 207, 230, 235, 240, 276, 282, 288, 345, 360, 368, 376, 414, 423, 460, 470, 480, 552, 564, 690, 705, 720, 736, 752, 828, 846, 920, 940, 1035, 1081, 1104, 1128, 1380, 1410, 1440, 1504, 1656, 1692, 1840, 1880, 2070, 2115, 2162, 2208, 2256, 2760, 2820, 3243, 3312, 3384, 3680, 3760, 4140, 4230, 4324, 4512, 5405, 5520, 5640, 6486, 6624, 6768, 7520, 8280, 8460, 8648, 9729, 10810, 11040, 11280, 12972, 13536, 16215, 16560, 16920, 17296, 19458, 21620, 22560, 25944, 32430, 33120, 33840, 34592, 38916, 43240, 48645, 51888, 64860, 67680, 77832, 86480, 97290, 103776, 129720, 155664, 172960, 194580, 259440, 311328, 389160, 518880, 778320, 1556640]

約数ペア:

[(1, 1556640), (2, 778320), (3, 518880), (4, 389160), (5, 311328), (6, 259440), (8, 194580), (9, 172960), (10, 155664), (12, 129720), (15, 103776), (16, 97290), (18, 86480), (20, 77832), (23, 67680), (24, 64860), (30, 51888), (32, 48645), (36, 43240), (40, 38916), (45, 34592), (46, 33840), (47, 33120), (48, 32430), (60, 25944), (69, 22560), (72, 21620), (80, 19458), (90, 17296), (92, 16920), (94, 16560), (96, 16215), (115, 13536), (120, 12972), (138, 11280), (141, 11040), (144, 10810), (160, 9729), (180, 8648), (184, 8460), (188, 8280), (207, 7520), (230, 6768), (235, 6624), (240, 6486), (276, 5640), (282, 5520), (288, 5405), (345, 4512), (360, 4324), (368, 4230), (376, 4140), (414, 3760), (423, 3680), (460, 3384), (470, 3312), (480, 3243), (552, 2820), (564, 2760), (690, 2256), (705, 2208), (720, 2162), (736, 2115), (752, 2070), (828, 1880), (846, 1840), (920, 1692), (940, 1656), (1035, 1504), (1081, 1440), (1104, 1410), (1128, 1380)]