128515140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18307}}^1$

素因数の和:18338

約数の個数: 96

約数和(自身を含む): 430604160

約数和(自身を除く): 302089020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 3510, 7020, 18307, 36614, 54921, 73228, 91535, 109842, 164763, 183070, 219684, 237991, 274605, 329526, 366140, 475982, 494289, 549210, 659052, 713973, 823815, 951964, 988578, 1098420, 1189955, 1427946, 1647630, 1977156, 2141919, 2379910, 2471445, 2855892, 3295260, 3569865, 4283838, 4759820, 4942890, 6425757, 7139730, 8567676, 9885780, 10709595, 12851514, 14279460, 21419190, 25703028, 32128785, 42838380, 64257570, 128515140]

約数ペア:

[(1, 128515140), (2, 64257570), (3, 42838380), (4, 32128785), (5, 25703028), (6, 21419190), (9, 14279460), (10, 12851514), (12, 10709595), (13, 9885780), (15, 8567676), (18, 7139730), (20, 6425757), (26, 4942890), (27, 4759820), (30, 4283838), (36, 3569865), (39, 3295260), (45, 2855892), (52, 2471445), (54, 2379910), (60, 2141919), (65, 1977156), (78, 1647630), (90, 1427946), (108, 1189955), (117, 1098420), (130, 988578), (135, 951964), (156, 823815), (180, 713973), (195, 659052), (234, 549210), (260, 494289), (270, 475982), (351, 366140), (390, 329526), (468, 274605), (540, 237991), (585, 219684), (702, 183070), (780, 164763), (1170, 109842), (1404, 91535), (1755, 73228), (2340, 54921), (3510, 36614), (7020, 18307)]