156378040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42961}}^1$

素因数の和:42992

約数の個数: 64

約数和(自身を含む): 433056960

約数和(自身を除く): 276678920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 42961, 85922, 171844, 214805, 300727, 343688, 429610, 558493, 601454, 859220, 1116986, 1202908, 1503635, 1718440, 2233972, 2405816, 2792465, 3007270, 3909451, 4467944, 5584930, 6014540, 7818902, 11169860, 12029080, 15637804, 19547255, 22339720, 31275608, 39094510, 78189020, 156378040]

約数ペア:

[(1, 156378040), (2, 78189020), (4, 39094510), (5, 31275608), (7, 22339720), (8, 19547255), (10, 15637804), (13, 12029080), (14, 11169860), (20, 7818902), (26, 6014540), (28, 5584930), (35, 4467944), (40, 3909451), (52, 3007270), (56, 2792465), (65, 2405816), (70, 2233972), (91, 1718440), (104, 1503635), (130, 1202908), (140, 1116986), (182, 859220), (260, 601454), (280, 558493), (364, 429610), (455, 343688), (520, 300727), (728, 214805), (910, 171844), (1820, 85922), (3640, 42961)]