221400000060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{51971831}}^1$

素因数の和:51971914

約数の個数: 48

約数和(自身を含む): 628651279872

約数和(自身を除く): 407251279812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 51971831, 103943662, 155915493, 207887324, 259859155, 311830986, 519718310, 623661972, 779577465, 1039436620, 1559154930, 3118309860, 3690000001, 7380000002, 11070000003, 14760000004, 18450000005, 22140000006, 36900000010, 44280000012, 55350000015, 73800000020, 110700000030, 221400000060]

約数ペア:

[(1, 221400000060), (2, 110700000030), (3, 73800000020), (4, 55350000015), (5, 44280000012), (6, 36900000010), (10, 22140000006), (12, 18450000005), (15, 14760000004), (20, 11070000003), (30, 7380000002), (60, 3690000001), (71, 3118309860), (142, 1559154930), (213, 1039436620), (284, 779577465), (355, 623661972), (426, 519718310), (710, 311830986), (852, 259859155), (1065, 207887324), (1420, 155915493), (2130, 103943662), (4260, 51971831)]