142799020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2531}}^1$

素因数の和:2591

約数の個数: 96

約数和(自身を含む): 381136896

約数和(自身を除く): 238337876

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 182, 217, 260, 310, 364, 403, 434, 455, 620, 806, 868, 910, 1085, 1612, 1820, 2015, 2170, 2531, 2821, 4030, 4340, 5062, 5642, 8060, 10124, 11284, 12655, 14105, 17717, 25310, 28210, 32903, 35434, 50620, 56420, 65806, 70868, 78461, 88585, 131612, 156922, 164515, 177170, 230321, 313844, 329030, 354340, 392305, 460642, 549227, 658060, 784610, 921284, 1019993, 1098454, 1151605, 1569220, 2039986, 2196908, 2303210, 2746135, 4079972, 4606420, 5099965, 5492270, 7139951, 10199930, 10984540, 14279902, 20399860, 28559804, 35699755, 71399510, 142799020]

約数ペア:

[(1, 142799020), (2, 71399510), (4, 35699755), (5, 28559804), (7, 20399860), (10, 14279902), (13, 10984540), (14, 10199930), (20, 7139951), (26, 5492270), (28, 5099965), (31, 4606420), (35, 4079972), (52, 2746135), (62, 2303210), (65, 2196908), (70, 2039986), (91, 1569220), (124, 1151605), (130, 1098454), (140, 1019993), (155, 921284), (182, 784610), (217, 658060), (260, 549227), (310, 460642), (364, 392305), (403, 354340), (434, 329030), (455, 313844), (620, 230321), (806, 177170), (868, 164515), (910, 156922), (1085, 131612), (1612, 88585), (1820, 78461), (2015, 70868), (2170, 65806), (2531, 56420), (2821, 50620), (4030, 35434), (4340, 32903), (5062, 28210), (5642, 25310), (8060, 17717), (10124, 14105), (11284, 12655)]