1277540400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{6781}}^1$

素因数の和:6959

約数の個数: 120

約数和(自身を含む): 4119061264

約数和(自身を除く): 2841520864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 157, 200, 240, 300, 314, 400, 471, 600, 628, 785, 942, 1200, 1256, 1570, 1884, 2355, 2512, 3140, 3768, 3925, 4710, 6280, 6781, 7536, 7850, 9420, 11775, 12560, 13562, 15700, 18840, 20343, 23550, 27124, 31400, 33905, 37680, 40686, 47100, 54248, 62800, 67810, 81372, 94200, 101715, 108496, 135620, 162744, 169525, 188400, 203430, 271240, 325488, 339050, 406860, 508575, 542480, 678100, 813720, 1017150, 1064617, 1356200, 1627440, 2034300, 2129234, 2712400, 3193851, 4068600, 4258468, 5323085, 6387702, 8137200, 8516936, 10646170, 12775404, 15969255, 17033872, 21292340, 25550808, 26615425, 31938510, 42584680, 51101616, 53230850, 63877020, 79846275, 85169360, 106461700, 127754040, 159692550, 212923400, 255508080, 319385100, 425846800, 638770200, 1277540400]

約数ペア:

[(1, 1277540400), (2, 638770200), (3, 425846800), (4, 319385100), (5, 255508080), (6, 212923400), (8, 159692550), (10, 127754040), (12, 106461700), (15, 85169360), (16, 79846275), (20, 63877020), (24, 53230850), (25, 51101616), (30, 42584680), (40, 31938510), (48, 26615425), (50, 25550808), (60, 21292340), (75, 17033872), (80, 15969255), (100, 12775404), (120, 10646170), (150, 8516936), (157, 8137200), (200, 6387702), (240, 5323085), (300, 4258468), (314, 4068600), (400, 3193851), (471, 2712400), (600, 2129234), (628, 2034300), (785, 1627440), (942, 1356200), (1200, 1064617), (1256, 1017150), (1570, 813720), (1884, 678100), (2355, 542480), (2512, 508575), (3140, 406860), (3768, 339050), (3925, 325488), (4710, 271240), (6280, 203430), (6781, 188400), (7536, 169525), (7850, 162744), (9420, 135620), (11775, 108496), (12560, 101715), (13562, 94200), (15700, 81372), (18840, 67810), (20343, 62800), (23550, 54248), (27124, 47100), (31400, 40686), (33905, 37680)]