1018899180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{435427}}^1$

素因数の和:435455

約数の個数: 72

約数和(自身を含む): 3328411632

約数和(自身を除く): 2309512452

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, 435427, 870854, 1306281, 1741708, 2177135, 2612562, 3918843, 4354270, 5225124, 5660551, 6531405, 7837686, 8708540, 11321102, 13062810, 15675372, 16981653, 19594215, 22642204, 26125620, 28302755, 33963306, 39188430, 50944959, 56605510, 67926612, 78376860, 84908265, 101889918, 113211020, 169816530, 203779836, 254724795, 339633060, 509449590, 1018899180]

約数ペア:

[(1, 1018899180), (2, 509449590), (3, 339633060), (4, 254724795), (5, 203779836), (6, 169816530), (9, 113211020), (10, 101889918), (12, 84908265), (13, 78376860), (15, 67926612), (18, 56605510), (20, 50944959), (26, 39188430), (30, 33963306), (36, 28302755), (39, 26125620), (45, 22642204), (52, 19594215), (60, 16981653), (65, 15675372), (78, 13062810), (90, 11321102), (117, 8708540), (130, 7837686), (156, 6531405), (180, 5660551), (195, 5225124), (234, 4354270), (260, 3918843), (390, 2612562), (468, 2177135), (585, 1741708), (780, 1306281), (1170, 870854), (2340, 435427)]