71378120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5233}}^1$

素因数の和:5286

約数の個数: 64

約数和(自身を含む): 180887040

約数和(自身を除く): 109508920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 5233, 6820, 10466, 13640, 20932, 26165, 41864, 52330, 57563, 104660, 115126, 162223, 209320, 230252, 287815, 324446, 460504, 575630, 648892, 811115, 1151260, 1297784, 1622230, 1784453, 2302520, 3244460, 3568906, 6488920, 7137812, 8922265, 14275624, 17844530, 35689060, 71378120]

約数ペア:

[(1, 71378120), (2, 35689060), (4, 17844530), (5, 14275624), (8, 8922265), (10, 7137812), (11, 6488920), (20, 3568906), (22, 3244460), (31, 2302520), (40, 1784453), (44, 1622230), (55, 1297784), (62, 1151260), (88, 811115), (110, 648892), (124, 575630), (155, 460504), (220, 324446), (248, 287815), (310, 230252), (341, 209320), (440, 162223), (620, 115126), (682, 104660), (1240, 57563), (1364, 52330), (1705, 41864), (2728, 26165), (3410, 20932), (5233, 13640), (6820, 10466)]