252711720

素因数分解:

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

素因数の和:9975

約数の個数: 96

約数和(自身を含む): 832965120

約数和(自身を除く): 580253400

約数列:

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

約数ペア:

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