61328280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39313}}^1$

素因数の和:39340

約数の個数: 64

約数和(自身を含む): 198142560

約数和(自身を除く): 136814280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 39313, 78626, 117939, 157252, 196565, 235878, 314504, 393130, 471756, 511069, 589695, 786260, 943512, 1022138, 1179390, 1533207, 1572520, 2044276, 2358780, 2555345, 3066414, 4088552, 4717560, 5110690, 6132828, 7666035, 10221380, 12265656, 15332070, 20442760, 30664140, 61328280]

約数ペア:

[(1, 61328280), (2, 30664140), (3, 20442760), (4, 15332070), (5, 12265656), (6, 10221380), (8, 7666035), (10, 6132828), (12, 5110690), (13, 4717560), (15, 4088552), (20, 3066414), (24, 2555345), (26, 2358780), (30, 2044276), (39, 1572520), (40, 1533207), (52, 1179390), (60, 1022138), (65, 943512), (78, 786260), (104, 589695), (120, 511069), (130, 471756), (156, 393130), (195, 314504), (260, 235878), (312, 196565), (390, 157252), (520, 117939), (780, 78626), (1560, 39313)]