205319220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{48197}}^1$

素因数の和:48280

約数の個数: 48

約数和(自身を含む): 583003008

約数和(自身を除く): 377683788

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, 48197, 96394, 144591, 192788, 240985, 289182, 481970, 578364, 722955, 963940, 1445910, 2891820, 3421987, 6843974, 10265961, 13687948, 17109935, 20531922, 34219870, 41063844, 51329805, 68439740, 102659610, 205319220]

約数ペア:

[(1, 205319220), (2, 102659610), (3, 68439740), (4, 51329805), (5, 41063844), (6, 34219870), (10, 20531922), (12, 17109935), (15, 13687948), (20, 10265961), (30, 6843974), (60, 3421987), (71, 2891820), (142, 1445910), (213, 963940), (284, 722955), (355, 578364), (426, 481970), (710, 289182), (852, 240985), (1065, 192788), (1420, 144591), (2130, 96394), (4260, 48197)]