505423440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9887}}^1$

素因数の和:9977

約数の個数: 120

約数和(自身を含む): 1721461248

約数和(自身を除く): 1216037808

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 284, 355, 360, 426, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1420, 1704, 2130, 2556, 2840, 3195, 3408, 4260, 5112, 5680, 6390, 8520, 9887, 10224, 12780, 17040, 19774, 25560, 29661, 39548, 49435, 51120, 59322, 79096, 88983, 98870, 118644, 148305, 158192, 177966, 197740, 237288, 296610, 355932, 395480, 444915, 474576, 593220, 701977, 711864, 790960, 889830, 1186440, 1403954, 1423728, 1779660, 2105931, 2372880, 2807908, 3509885, 3559320, 4211862, 5615816, 6317793, 7019770, 7118640, 8423724, 10529655, 11231632, 12635586, 14039540, 16847448, 21059310, 25271172, 28079080, 31588965, 33694896, 42118620, 50542344, 56158160, 63177930, 84237240, 101084688, 126355860, 168474480, 252711720, 505423440]

約数ペア:

[(1, 505423440), (2, 252711720), (3, 168474480), (4, 126355860), (5, 101084688), (6, 84237240), (8, 63177930), (9, 56158160), (10, 50542344), (12, 42118620), (15, 33694896), (16, 31588965), (18, 28079080), (20, 25271172), (24, 21059310), (30, 16847448), (36, 14039540), (40, 12635586), (45, 11231632), (48, 10529655), (60, 8423724), (71, 7118640), (72, 7019770), (80, 6317793), (90, 5615816), (120, 4211862), (142, 3559320), (144, 3509885), (180, 2807908), (213, 2372880), (240, 2105931), (284, 1779660), (355, 1423728), (360, 1403954), (426, 1186440), (568, 889830), (639, 790960), (710, 711864), (720, 701977), (852, 593220), (1065, 474576), (1136, 444915), (1278, 395480), (1420, 355932), (1704, 296610), (2130, 237288), (2556, 197740), (2840, 177966), (3195, 158192), (3408, 148305), (4260, 118644), (5112, 98870), (5680, 88983), (6390, 79096), (8520, 59322), (9887, 51120), (10224, 49435), (12780, 39548), (17040, 29661), (19774, 25560)]