163880080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22511}}^1$

素因数の和:22544

約数の個数: 80

約数和(自身を含む): 468969984

約数和(自身を除く): 305089904

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 22511, 45022, 90044, 112555, 157577, 180088, 225110, 292643, 315154, 360176, 450220, 585286, 630308, 787885, 900440, 1170572, 1260616, 1463215, 1575770, 1800880, 2048501, 2341144, 2521232, 2926430, 3151540, 4097002, 4682288, 5852860, 6303080, 8194004, 10242505, 11705720, 12606160, 16388008, 20485010, 23411440, 32776016, 40970020, 81940040, 163880080]

約数ペア:

[(1, 163880080), (2, 81940040), (4, 40970020), (5, 32776016), (7, 23411440), (8, 20485010), (10, 16388008), (13, 12606160), (14, 11705720), (16, 10242505), (20, 8194004), (26, 6303080), (28, 5852860), (35, 4682288), (40, 4097002), (52, 3151540), (56, 2926430), (65, 2521232), (70, 2341144), (80, 2048501), (91, 1800880), (104, 1575770), (112, 1463215), (130, 1260616), (140, 1170572), (182, 900440), (208, 787885), (260, 630308), (280, 585286), (364, 450220), (455, 360176), (520, 315154), (560, 292643), (728, 225110), (910, 180088), (1040, 157577), (1456, 112555), (1820, 90044), (3640, 45022), (7280, 22511)]