190541520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20357}}^1$

素因数の和:20389

約数の個数: 120

約数和(自身を含む): 689159016

約数和(自身を除く): 498617496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 20357, 40714, 61071, 81428, 101785, 122142, 162856, 183213, 203570, 244284, 264641, 305355, 325712, 366426, 407140, 488568, 529282, 610710, 732852, 793923, 814280, 916065, 977136, 1058564, 1221420, 1323205, 1465704, 1587846, 1628560, 1832130, 2117128, 2381769, 2442840, 2646410, 2931408, 3175692, 3664260, 3969615, 4234256, 4763538, 4885680, 5292820, 6351384, 7328520, 7939230, 9527076, 10585640, 11908845, 12702768, 14657040, 15878460, 19054152, 21171280, 23817690, 31756920, 38108304, 47635380, 63513840, 95270760, 190541520]

約数ペア:

[(1, 190541520), (2, 95270760), (3, 63513840), (4, 47635380), (5, 38108304), (6, 31756920), (8, 23817690), (9, 21171280), (10, 19054152), (12, 15878460), (13, 14657040), (15, 12702768), (16, 11908845), (18, 10585640), (20, 9527076), (24, 7939230), (26, 7328520), (30, 6351384), (36, 5292820), (39, 4885680), (40, 4763538), (45, 4234256), (48, 3969615), (52, 3664260), (60, 3175692), (65, 2931408), (72, 2646410), (78, 2442840), (80, 2381769), (90, 2117128), (104, 1832130), (117, 1628560), (120, 1587846), (130, 1465704), (144, 1323205), (156, 1221420), (180, 1058564), (195, 977136), (208, 916065), (234, 814280), (240, 793923), (260, 732852), (312, 610710), (360, 529282), (390, 488568), (468, 407140), (520, 366426), (585, 325712), (624, 305355), (720, 264641), (780, 244284), (936, 203570), (1040, 183213), (1170, 162856), (1560, 122142), (1872, 101785), (2340, 81428), (3120, 61071), (4680, 40714), (9360, 20357)]