55143420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1289}}^1$

素因数の和:1355

約数の個数: 96

約数和(自身を含む): 166440960

約数和(自身を除く): 111297540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 46, 60, 62, 69, 92, 93, 115, 124, 138, 155, 186, 230, 276, 310, 345, 372, 460, 465, 620, 690, 713, 930, 1289, 1380, 1426, 1860, 2139, 2578, 2852, 3565, 3867, 4278, 5156, 6445, 7130, 7734, 8556, 10695, 12890, 14260, 15468, 19335, 21390, 25780, 29647, 38670, 39959, 42780, 59294, 77340, 79918, 88941, 118588, 119877, 148235, 159836, 177882, 199795, 239754, 296470, 355764, 399590, 444705, 479508, 592940, 599385, 799180, 889410, 919057, 1198770, 1778820, 1838114, 2397540, 2757171, 3676228, 4595285, 5514342, 9190570, 11028684, 13785855, 18381140, 27571710, 55143420]

約数ペア:

[(1, 55143420), (2, 27571710), (3, 18381140), (4, 13785855), (5, 11028684), (6, 9190570), (10, 5514342), (12, 4595285), (15, 3676228), (20, 2757171), (23, 2397540), (30, 1838114), (31, 1778820), (46, 1198770), (60, 919057), (62, 889410), (69, 799180), (92, 599385), (93, 592940), (115, 479508), (124, 444705), (138, 399590), (155, 355764), (186, 296470), (230, 239754), (276, 199795), (310, 177882), (345, 159836), (372, 148235), (460, 119877), (465, 118588), (620, 88941), (690, 79918), (713, 77340), (930, 59294), (1289, 42780), (1380, 39959), (1426, 38670), (1860, 29647), (2139, 25780), (2578, 21390), (2852, 19335), (3565, 15468), (3867, 14260), (4278, 12890), (5156, 10695), (6445, 8556), (7130, 7734)]