1918177560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409867}}^1$

素因数の和:409897

約数の個数: 96

約数和(自身を含む): 6713637840

約数和(自身を除く): 4795460280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 409867, 819734, 1229601, 1639468, 2049335, 2459202, 3278936, 3688803, 4098670, 4918404, 5328271, 6148005, 7377606, 8197340, 9836808, 10656542, 12296010, 14755212, 15984813, 16394680, 18444015, 21313084, 24592020, 26641355, 29510424, 31969626, 36888030, 42626168, 47954439, 49184040, 53282710, 63939252, 73776060, 79924065, 95908878, 106565420, 127878504, 147552120, 159848130, 191817756, 213130840, 239772195, 319696260, 383635512, 479544390, 639392520, 959088780, 1918177560]

約数ペア:

[(1, 1918177560), (2, 959088780), (3, 639392520), (4, 479544390), (5, 383635512), (6, 319696260), (8, 239772195), (9, 213130840), (10, 191817756), (12, 159848130), (13, 147552120), (15, 127878504), (18, 106565420), (20, 95908878), (24, 79924065), (26, 73776060), (30, 63939252), (36, 53282710), (39, 49184040), (40, 47954439), (45, 42626168), (52, 36888030), (60, 31969626), (65, 29510424), (72, 26641355), (78, 24592020), (90, 21313084), (104, 18444015), (117, 16394680), (120, 15984813), (130, 14755212), (156, 12296010), (180, 10656542), (195, 9836808), (234, 8197340), (260, 7377606), (312, 6148005), (360, 5328271), (390, 4918404), (468, 4098670), (520, 3688803), (585, 3278936), (780, 2459202), (936, 2049335), (1170, 1639468), (1560, 1229601), (2340, 819734), (4680, 409867)]