321982080

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{23957}}^1$

素因数の和:23986

約数の個数: 128

約数和(自身を含む): 1172983680

約数和(自身を除く): 851001600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 23957, 47914, 71871, 95828, 119785, 143742, 167699, 191656, 239570, 287484, 335398, 359355, 383312, 479140, 503097, 574968, 670796, 718710, 766624, 838495, 958280, 1006194, 1149936, 1341592, 1437420, 1533248, 1676990, 1916560, 2012388, 2299872, 2515485, 2683184, 2874840, 3066496, 3353980, 3833120, 4024776, 4599744, 5030970, 5366368, 5749680, 6707960, 7666240, 8049552, 9199488, 10061940, 10732736, 11499360, 13415920, 15332480, 16099104, 20123880, 21465472, 22998720, 26831840, 32198208, 40247760, 45997440, 53663680, 64396416, 80495520, 107327360, 160991040, 321982080]

約数ペア:

[(1, 321982080), (2, 160991040), (3, 107327360), (4, 80495520), (5, 64396416), (6, 53663680), (7, 45997440), (8, 40247760), (10, 32198208), (12, 26831840), (14, 22998720), (15, 21465472), (16, 20123880), (20, 16099104), (21, 15332480), (24, 13415920), (28, 11499360), (30, 10732736), (32, 10061940), (35, 9199488), (40, 8049552), (42, 7666240), (48, 6707960), (56, 5749680), (60, 5366368), (64, 5030970), (70, 4599744), (80, 4024776), (84, 3833120), (96, 3353980), (105, 3066496), (112, 2874840), (120, 2683184), (128, 2515485), (140, 2299872), (160, 2012388), (168, 1916560), (192, 1676990), (210, 1533248), (224, 1437420), (240, 1341592), (280, 1149936), (320, 1006194), (336, 958280), (384, 838495), (420, 766624), (448, 718710), (480, 670796), (560, 574968), (640, 503097), (672, 479140), (840, 383312), (896, 359355), (960, 335398), (1120, 287484), (1344, 239570), (1680, 191656), (1920, 167699), (2240, 143742), (2688, 119785), (3360, 95828), (4480, 71871), (6720, 47914), (13440, 23957)]