21283459080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13643243}}^1$

素因数の和:13643270

約数の個数: 64

約数和(自身を含む): 68761949760

約数和(自身を除く): 47478490680

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, 13643243, 27286486, 40929729, 54572972, 68216215, 81859458, 109145944, 136432430, 163718916, 177362159, 204648645, 272864860, 327437832, 354724318, 409297290, 532086477, 545729720, 709448636, 818594580, 886810795, 1064172954, 1418897272, 1637189160, 1773621590, 2128345908, 2660432385, 3547243180, 4256691816, 5320864770, 7094486360, 10641729540, 21283459080]

約数ペア:

[(1, 21283459080), (2, 10641729540), (3, 7094486360), (4, 5320864770), (5, 4256691816), (6, 3547243180), (8, 2660432385), (10, 2128345908), (12, 1773621590), (13, 1637189160), (15, 1418897272), (20, 1064172954), (24, 886810795), (26, 818594580), (30, 709448636), (39, 545729720), (40, 532086477), (52, 409297290), (60, 354724318), (65, 327437832), (78, 272864860), (104, 204648645), (120, 177362159), (130, 163718916), (156, 136432430), (195, 109145944), (260, 81859458), (312, 68216215), (390, 54572972), (520, 40929729), (780, 27286486), (1560, 13643243)]