261210672

素因数分解:

$2^4\times 3^2\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{293}}^1$

素因数の和:499

約数の個数: 120

約数和(自身を含む): 756389088

約数和(自身を除く): 495178416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 48, 72, 82, 123, 144, 151, 164, 246, 293, 302, 328, 369, 453, 492, 586, 604, 656, 738, 879, 906, 984, 1172, 1208, 1359, 1476, 1758, 1812, 1968, 2344, 2416, 2637, 2718, 2952, 3516, 3624, 4688, 5274, 5436, 5904, 6191, 7032, 7248, 10548, 10872, 12013, 12382, 14064, 18573, 21096, 21744, 24026, 24764, 36039, 37146, 42192, 44243, 48052, 49528, 55719, 72078, 74292, 88486, 96104, 99056, 108117, 111438, 132729, 144156, 148584, 176972, 192208, 216234, 222876, 265458, 288312, 297168, 353944, 398187, 432468, 445752, 530916, 576624, 707888, 796374, 864936, 891504, 1061832, 1592748, 1729872, 1813963, 2123664, 3185496, 3627926, 5441889, 6370992, 7255852, 10883778, 14511704, 16325667, 21767556, 29023408, 32651334, 43535112, 65302668, 87070224, 130605336, 261210672]

約数ペア:

[(1, 261210672), (2, 130605336), (3, 87070224), (4, 65302668), (6, 43535112), (8, 32651334), (9, 29023408), (12, 21767556), (16, 16325667), (18, 14511704), (24, 10883778), (36, 7255852), (41, 6370992), (48, 5441889), (72, 3627926), (82, 3185496), (123, 2123664), (144, 1813963), (151, 1729872), (164, 1592748), (246, 1061832), (293, 891504), (302, 864936), (328, 796374), (369, 707888), (453, 576624), (492, 530916), (586, 445752), (604, 432468), (656, 398187), (738, 353944), (879, 297168), (906, 288312), (984, 265458), (1172, 222876), (1208, 216234), (1359, 192208), (1476, 176972), (1758, 148584), (1812, 144156), (1968, 132729), (2344, 111438), (2416, 108117), (2637, 99056), (2718, 96104), (2952, 88486), (3516, 74292), (3624, 72078), (4688, 55719), (5274, 49528), (5436, 48052), (5904, 44243), (6191, 42192), (7032, 37146), (7248, 36039), (10548, 24764), (10872, 24026), (12013, 21744), (12382, 21096), (14064, 18573)]