156859780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{14551}}^1$

素因数の和:14585

約数の個数: 72

約数和(自身を含む): 418049856

約数和(自身を除く): 261190076

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 14551, 29102, 58204, 72755, 101857, 145510, 160061, 203714, 291020, 320122, 407428, 509285, 640244, 712999, 800305, 1018570, 1120427, 1425998, 1600610, 2037140, 2240854, 2851996, 3201220, 3564995, 4481708, 5602135, 7129990, 7842989, 11204270, 14259980, 15685978, 22408540, 31371956, 39214945, 78429890, 156859780]

約数ペア:

[(1, 156859780), (2, 78429890), (4, 39214945), (5, 31371956), (7, 22408540), (10, 15685978), (11, 14259980), (14, 11204270), (20, 7842989), (22, 7129990), (28, 5602135), (35, 4481708), (44, 3564995), (49, 3201220), (55, 2851996), (70, 2240854), (77, 2037140), (98, 1600610), (110, 1425998), (140, 1120427), (154, 1018570), (196, 800305), (220, 712999), (245, 640244), (308, 509285), (385, 407428), (490, 320122), (539, 291020), (770, 203714), (980, 160061), (1078, 145510), (1540, 101857), (2156, 72755), (2695, 58204), (5390, 29102), (10780, 14551)]