15188940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6491}}^1$

素因数の和:6519

約数の個数: 72

約数和(自身を含む): 49624848

約数和(自身を除く): 34435908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 6491, 12982, 19473, 25964, 32455, 38946, 58419, 64910, 77892, 84383, 97365, 116838, 129820, 168766, 194730, 233676, 253149, 292095, 337532, 389460, 421915, 506298, 584190, 759447, 843830, 1012596, 1168380, 1265745, 1518894, 1687660, 2531490, 3037788, 3797235, 5062980, 7594470, 15188940]

約数ペア:

[(1, 15188940), (2, 7594470), (3, 5062980), (4, 3797235), (5, 3037788), (6, 2531490), (9, 1687660), (10, 1518894), (12, 1265745), (13, 1168380), (15, 1012596), (18, 843830), (20, 759447), (26, 584190), (30, 506298), (36, 421915), (39, 389460), (45, 337532), (52, 292095), (60, 253149), (65, 233676), (78, 194730), (90, 168766), (117, 129820), (130, 116838), (156, 97365), (180, 84383), (195, 77892), (234, 64910), (260, 58419), (390, 38946), (468, 32455), (585, 25964), (780, 19473), (1170, 12982), (2340, 6491)]