64251180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{50993}}^1$

素因数の和:51015

約数の個数: 72

約数和(自身を含む): 222741792

約数和(自身を除く): 158490612

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 50993, 101986, 152979, 203972, 254965, 305958, 356951, 458937, 509930, 611916, 713902, 764895, 917874, 1019860, 1070853, 1427804, 1529790, 1784755, 1835748, 2141706, 2294685, 3059580, 3212559, 3569510, 4283412, 4589370, 5354265, 6425118, 7139020, 9178740, 10708530, 12850236, 16062795, 21417060, 32125590, 64251180]

約数ペア:

[(1, 64251180), (2, 32125590), (3, 21417060), (4, 16062795), (5, 12850236), (6, 10708530), (7, 9178740), (9, 7139020), (10, 6425118), (12, 5354265), (14, 4589370), (15, 4283412), (18, 3569510), (20, 3212559), (21, 3059580), (28, 2294685), (30, 2141706), (35, 1835748), (36, 1784755), (42, 1529790), (45, 1427804), (60, 1070853), (63, 1019860), (70, 917874), (84, 764895), (90, 713902), (105, 611916), (126, 509930), (140, 458937), (180, 356951), (210, 305958), (252, 254965), (315, 203972), (420, 152979), (630, 101986), (1260, 50993)]