123669260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{3931}}^1$

素因数の和:3975

約数の個数: 72

約数和(自身を含む): 307498128

約数和(自身を除く): 183828868

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 242, 260, 286, 484, 572, 605, 715, 1210, 1430, 1573, 2420, 2860, 3146, 3931, 6292, 7862, 7865, 15724, 15730, 19655, 31460, 39310, 43241, 51103, 78620, 86482, 102206, 172964, 204412, 216205, 255515, 432410, 475651, 511030, 562133, 864820, 951302, 1022060, 1124266, 1902604, 2248532, 2378255, 2810665, 4756510, 5621330, 6183463, 9513020, 11242660, 12366926, 24733852, 30917315, 61834630, 123669260]

約数ペア:

[(1, 123669260), (2, 61834630), (4, 30917315), (5, 24733852), (10, 12366926), (11, 11242660), (13, 9513020), (20, 6183463), (22, 5621330), (26, 4756510), (44, 2810665), (52, 2378255), (55, 2248532), (65, 1902604), (110, 1124266), (121, 1022060), (130, 951302), (143, 864820), (220, 562133), (242, 511030), (260, 475651), (286, 432410), (484, 255515), (572, 216205), (605, 204412), (715, 172964), (1210, 102206), (1430, 86482), (1573, 78620), (2420, 51103), (2860, 43241), (3146, 39310), (3931, 31460), (6292, 19655), (7862, 15730), (7865, 15724)]