280663320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7109}}^1$

素因数の和:7177

約数の個数: 128

約数和(自身を含む): 982886400

約数和(自身を除く): 702223080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 564, 658, 705, 840, 940, 987, 1128, 1316, 1410, 1645, 1880, 1974, 2632, 2820, 3290, 3948, 4935, 5640, 6580, 7109, 7896, 9870, 13160, 14218, 19740, 21327, 28436, 35545, 39480, 42654, 49763, 56872, 71090, 85308, 99526, 106635, 142180, 149289, 170616, 199052, 213270, 248815, 284360, 298578, 334123, 398104, 426540, 497630, 597156, 668246, 746445, 853080, 995260, 1002369, 1194312, 1336492, 1492890, 1670615, 1990520, 2004738, 2338861, 2672984, 2985780, 3341230, 4009476, 4677722, 5011845, 5971560, 6682460, 7016583, 8018952, 9355444, 10023690, 11694305, 13364920, 14033166, 18710888, 20047380, 23388610, 28066332, 35082915, 40094760, 46777220, 56132664, 70165830, 93554440, 140331660, 280663320]

約数ペア:

[(1, 280663320), (2, 140331660), (3, 93554440), (4, 70165830), (5, 56132664), (6, 46777220), (7, 40094760), (8, 35082915), (10, 28066332), (12, 23388610), (14, 20047380), (15, 18710888), (20, 14033166), (21, 13364920), (24, 11694305), (28, 10023690), (30, 9355444), (35, 8018952), (40, 7016583), (42, 6682460), (47, 5971560), (56, 5011845), (60, 4677722), (70, 4009476), (84, 3341230), (94, 2985780), (105, 2672984), (120, 2338861), (140, 2004738), (141, 1990520), (168, 1670615), (188, 1492890), (210, 1336492), (235, 1194312), (280, 1002369), (282, 995260), (329, 853080), (376, 746445), (420, 668246), (470, 597156), (564, 497630), (658, 426540), (705, 398104), (840, 334123), (940, 298578), (987, 284360), (1128, 248815), (1316, 213270), (1410, 199052), (1645, 170616), (1880, 149289), (1974, 142180), (2632, 106635), (2820, 99526), (3290, 85308), (3948, 71090), (4935, 56872), (5640, 49763), (6580, 42654), (7109, 39480), (7896, 35545), (9870, 28436), (13160, 21327), (14218, 19740)]