157150040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{3917}}^1$

素因数の和:4004

約数の個数: 64

約数和(自身を含む): 380829600

約数和(自身を除く): 223679560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 118, 136, 170, 236, 295, 340, 472, 590, 680, 1003, 1180, 2006, 2360, 3917, 4012, 5015, 7834, 8024, 10030, 15668, 19585, 20060, 31336, 39170, 40120, 66589, 78340, 133178, 156680, 231103, 266356, 332945, 462206, 532712, 665890, 924412, 1155515, 1331780, 1848824, 2311030, 2663560, 3928751, 4622060, 7857502, 9244120, 15715004, 19643755, 31430008, 39287510, 78575020, 157150040]

約数ペア:

[(1, 157150040), (2, 78575020), (4, 39287510), (5, 31430008), (8, 19643755), (10, 15715004), (17, 9244120), (20, 7857502), (34, 4622060), (40, 3928751), (59, 2663560), (68, 2311030), (85, 1848824), (118, 1331780), (136, 1155515), (170, 924412), (236, 665890), (295, 532712), (340, 462206), (472, 332945), (590, 266356), (680, 231103), (1003, 156680), (1180, 133178), (2006, 78340), (2360, 66589), (3917, 40120), (4012, 39170), (5015, 31336), (7834, 20060), (8024, 19585), (10030, 15668)]