315026140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:312

約数の個数: 144

約数和(自身を含む): 806107680

約数和(自身を除く): 491081540

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 37, 44, 52, 55, 65, 74, 110, 130, 143, 148, 169, 185, 220, 229, 260, 286, 338, 370, 407, 458, 481, 572, 676, 715, 740, 814, 845, 916, 962, 1145, 1430, 1628, 1690, 1859, 1924, 2035, 2290, 2405, 2519, 2860, 2977, 3380, 3718, 4070, 4580, 4810, 5038, 5291, 5954, 6253, 7436, 8140, 8473, 9295, 9620, 10076, 10582, 11908, 12506, 12595, 14885, 16946, 18590, 21164, 25012, 25190, 26455, 29770, 31265, 32747, 33892, 37180, 38701, 42365, 50380, 52910, 59540, 62530, 65494, 68783, 77402, 84730, 93203, 105820, 110149, 125060, 130988, 137566, 154804, 163735, 169460, 186406, 193505, 220298, 275132, 327470, 343915, 372812, 387010, 425711, 440596, 466015, 550745, 654940, 687830, 774020, 851422, 932030, 1101490, 1211639, 1375660, 1431937, 1702844, 1864060, 2128555, 2202980, 2423278, 2863874, 4257110, 4846556, 5727748, 6058195, 7159685, 8514220, 12116390, 14319370, 15751307, 24232780, 28638740, 31502614, 63005228, 78756535, 157513070, 315026140]

約数ペア:

[(1, 315026140), (2, 157513070), (4, 78756535), (5, 63005228), (10, 31502614), (11, 28638740), (13, 24232780), (20, 15751307), (22, 14319370), (26, 12116390), (37, 8514220), (44, 7159685), (52, 6058195), (55, 5727748), (65, 4846556), (74, 4257110), (110, 2863874), (130, 2423278), (143, 2202980), (148, 2128555), (169, 1864060), (185, 1702844), (220, 1431937), (229, 1375660), (260, 1211639), (286, 1101490), (338, 932030), (370, 851422), (407, 774020), (458, 687830), (481, 654940), (572, 550745), (676, 466015), (715, 440596), (740, 425711), (814, 387010), (845, 372812), (916, 343915), (962, 327470), (1145, 275132), (1430, 220298), (1628, 193505), (1690, 186406), (1859, 169460), (1924, 163735), (2035, 154804), (2290, 137566), (2405, 130988), (2519, 125060), (2860, 110149), (2977, 105820), (3380, 93203), (3718, 84730), (4070, 77402), (4580, 68783), (4810, 65494), (5038, 62530), (5291, 59540), (5954, 52910), (6253, 50380), (7436, 42365), (8140, 38701), (8473, 37180), (9295, 33892), (9620, 32747), (10076, 31265), (10582, 29770), (11908, 26455), (12506, 25190), (12595, 25012), (14885, 21164), (16946, 18590)]