479744460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{205019}}^1$

素因数の和:205047

約数の個数: 72

約数和(自身を含む): 1567172880

約数和(自身を除く): 1087428420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 205019, 410038, 615057, 820076, 1025095, 1230114, 1845171, 2050190, 2460228, 2665247, 3075285, 3690342, 4100380, 5330494, 6150570, 7380684, 7995741, 9225855, 10660988, 12301140, 13326235, 15991482, 18451710, 23987223, 26652470, 31982964, 36903420, 39978705, 47974446, 53304940, 79957410, 95948892, 119936115, 159914820, 239872230, 479744460]

約数ペア:

[(1, 479744460), (2, 239872230), (3, 159914820), (4, 119936115), (5, 95948892), (6, 79957410), (9, 53304940), (10, 47974446), (12, 39978705), (13, 36903420), (15, 31982964), (18, 26652470), (20, 23987223), (26, 18451710), (30, 15991482), (36, 13326235), (39, 12301140), (45, 10660988), (52, 9225855), (60, 7995741), (65, 7380684), (78, 6150570), (90, 5330494), (117, 4100380), (130, 3690342), (156, 3075285), (180, 2665247), (195, 2460228), (234, 2050190), (260, 1845171), (390, 1230114), (468, 1025095), (585, 820076), (780, 615057), (1170, 410038), (2340, 205019)]