53013480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1999}}^1$

素因数の和:2043

約数の個数: 128

約数和(自身を含む): 181440000

約数和(自身を除く): 128426520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 1999, 2040, 2210, 2652, 3315, 3998, 4420, 5304, 5997, 6630, 7996, 8840, 9995, 11994, 13260, 15992, 19990, 23988, 25987, 26520, 29985, 33983, 39980, 47976, 51974, 59970, 67966, 77961, 79960, 101949, 103948, 119940, 129935, 135932, 155922, 169915, 203898, 207896, 239880, 259870, 271864, 311844, 339830, 389805, 407796, 441779, 509745, 519740, 623688, 679660, 779610, 815592, 883558, 1019490, 1039480, 1325337, 1359320, 1559220, 1767116, 2038980, 2208895, 2650674, 3118440, 3534232, 4077960, 4417790, 5301348, 6626685, 8835580, 10602696, 13253370, 17671160, 26506740, 53013480]

約数ペア:

[(1, 53013480), (2, 26506740), (3, 17671160), (4, 13253370), (5, 10602696), (6, 8835580), (8, 6626685), (10, 5301348), (12, 4417790), (13, 4077960), (15, 3534232), (17, 3118440), (20, 2650674), (24, 2208895), (26, 2038980), (30, 1767116), (34, 1559220), (39, 1359320), (40, 1325337), (51, 1039480), (52, 1019490), (60, 883558), (65, 815592), (68, 779610), (78, 679660), (85, 623688), (102, 519740), (104, 509745), (120, 441779), (130, 407796), (136, 389805), (156, 339830), (170, 311844), (195, 271864), (204, 259870), (221, 239880), (255, 207896), (260, 203898), (312, 169915), (340, 155922), (390, 135932), (408, 129935), (442, 119940), (510, 103948), (520, 101949), (663, 79960), (680, 77961), (780, 67966), (884, 59970), (1020, 51974), (1105, 47976), (1326, 39980), (1560, 33983), (1768, 29985), (1999, 26520), (2040, 25987), (2210, 23988), (2652, 19990), (3315, 15992), (3998, 13260), (4420, 11994), (5304, 9995), (5997, 8840), (6630, 7996)]