1270985508

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^2$

素因数の和:506

約数の個数: 108

約数和(自身を含む): 3533370204

約数和(自身を除く): 2262384696

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 61, 78, 117, 122, 156, 183, 211, 234, 244, 366, 422, 468, 549, 633, 732, 793, 844, 1098, 1266, 1586, 1899, 2196, 2379, 2532, 2743, 3172, 3798, 4758, 5486, 7137, 7596, 8229, 9516, 10972, 12871, 14274, 16458, 24687, 25742, 28548, 32916, 38613, 44521, 49374, 51484, 77226, 89042, 98748, 115839, 133563, 154452, 167323, 178084, 231678, 267126, 334646, 400689, 463356, 501969, 534252, 578773, 669292, 801378, 1003938, 1157546, 1505907, 1602756, 1736319, 2007876, 2315092, 2715781, 3011814, 3472638, 5208957, 5431562, 6023628, 6945276, 8147343, 10417914, 10863124, 16294686, 20835828, 24442029, 32589372, 35305153, 48884058, 70610306, 97768116, 105915459, 141220612, 211830918, 317746377, 423661836, 635492754, 1270985508]

約数ペア:

[(1, 1270985508), (2, 635492754), (3, 423661836), (4, 317746377), (6, 211830918), (9, 141220612), (12, 105915459), (13, 97768116), (18, 70610306), (26, 48884058), (36, 35305153), (39, 32589372), (52, 24442029), (61, 20835828), (78, 16294686), (117, 10863124), (122, 10417914), (156, 8147343), (183, 6945276), (211, 6023628), (234, 5431562), (244, 5208957), (366, 3472638), (422, 3011814), (468, 2715781), (549, 2315092), (633, 2007876), (732, 1736319), (793, 1602756), (844, 1505907), (1098, 1157546), (1266, 1003938), (1586, 801378), (1899, 669292), (2196, 578773), (2379, 534252), (2532, 501969), (2743, 463356), (3172, 400689), (3798, 334646), (4758, 267126), (5486, 231678), (7137, 178084), (7596, 167323), (8229, 154452), (9516, 133563), (10972, 115839), (12871, 98748), (14274, 89042), (16458, 77226), (24687, 51484), (25742, 49374), (28548, 44521), (32916, 38613)]