78702120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31231}}^1$

素因数の和:31255

約数の個数: 96

約数和(自身を含む): 292331520

約数和(自身を除く): 213629400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 31231, 62462, 93693, 124924, 156155, 187386, 218617, 249848, 281079, 312310, 374772, 437234, 468465, 562158, 624620, 655851, 749544, 874468, 936930, 1093085, 1124316, 1249240, 1311702, 1405395, 1748936, 1873860, 1967553, 2186170, 2248632, 2623404, 2810790, 3279255, 3747720, 3935106, 4372340, 5246808, 5621580, 6558510, 7870212, 8744680, 9837765, 11243160, 13117020, 15740424, 19675530, 26234040, 39351060, 78702120]

約数ペア:

[(1, 78702120), (2, 39351060), (3, 26234040), (4, 19675530), (5, 15740424), (6, 13117020), (7, 11243160), (8, 9837765), (9, 8744680), (10, 7870212), (12, 6558510), (14, 5621580), (15, 5246808), (18, 4372340), (20, 3935106), (21, 3747720), (24, 3279255), (28, 2810790), (30, 2623404), (35, 2248632), (36, 2186170), (40, 1967553), (42, 1873860), (45, 1748936), (56, 1405395), (60, 1311702), (63, 1249240), (70, 1124316), (72, 1093085), (84, 936930), (90, 874468), (105, 749544), (120, 655851), (126, 624620), (140, 562158), (168, 468465), (180, 437234), (210, 374772), (252, 312310), (280, 281079), (315, 249848), (360, 218617), (420, 187386), (504, 156155), (630, 124924), (840, 93693), (1260, 62462), (2520, 31231)]