275408908

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 540929088

約数和(自身を除く): 265520180

約数列:

[1, 2, 4, 17, 34, 37, 47, 68, 74, 94, 137, 148, 188, 274, 289, 548, 578, 629, 799, 1156, 1258, 1598, 1739, 2329, 2516, 3196, 3478, 4658, 5069, 6439, 6956, 9316, 10138, 10693, 12878, 13583, 20276, 21386, 25756, 27166, 29563, 39593, 42772, 54332, 59126, 79186, 86173, 109463, 118252, 158372, 172346, 218926, 238243, 344692, 437852, 476486, 502571, 952972, 1005142, 1464941, 1860871, 2010284, 2929882, 3721742, 4050131, 5859764, 7443484, 8100262, 16200524, 68852227, 137704454, 275408908]

約数ペア:

[(1, 275408908), (2, 137704454), (4, 68852227), (17, 16200524), (34, 8100262), (37, 7443484), (47, 5859764), (68, 4050131), (74, 3721742), (94, 2929882), (137, 2010284), (148, 1860871), (188, 1464941), (274, 1005142), (289, 952972), (548, 502571), (578, 476486), (629, 437852), (799, 344692), (1156, 238243), (1258, 218926), (1598, 172346), (1739, 158372), (2329, 118252), (2516, 109463), (3196, 86173), (3478, 79186), (4658, 59126), (5069, 54332), (6439, 42772), (6956, 39593), (9316, 29563), (10138, 27166), (10693, 25756), (12878, 21386), (13583, 20276)]