678743970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{2719}}^1$

素因数の和:2939

約数の個数: 64

約数和(自身を含む): 1670906880

約数和(自身を除く): 992162910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 157, 159, 265, 314, 318, 471, 530, 785, 795, 942, 1570, 1590, 2355, 2719, 4710, 5438, 8157, 8321, 13595, 16314, 16642, 24963, 27190, 40785, 41605, 49926, 81570, 83210, 124815, 144107, 249630, 288214, 426883, 432321, 720535, 853766, 864642, 1280649, 1441070, 2134415, 2161605, 2561298, 4268830, 4323210, 6403245, 12806490, 22624799, 45249598, 67874397, 113123995, 135748794, 226247990, 339371985, 678743970]

約数ペア:

[(1, 678743970), (2, 339371985), (3, 226247990), (5, 135748794), (6, 113123995), (10, 67874397), (15, 45249598), (30, 22624799), (53, 12806490), (106, 6403245), (157, 4323210), (159, 4268830), (265, 2561298), (314, 2161605), (318, 2134415), (471, 1441070), (530, 1280649), (785, 864642), (795, 853766), (942, 720535), (1570, 432321), (1590, 426883), (2355, 288214), (2719, 249630), (4710, 144107), (5438, 124815), (8157, 83210), (8321, 81570), (13595, 49926), (16314, 41605), (16642, 40785), (24963, 27190)]