1985761680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{3571}}^1$

素因数の和:3925

約数の個数: 160

約数和(自身を含む): 7058500608

約数和(自身を除く): 5072738928

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 331, 336, 420, 560, 662, 840, 993, 1324, 1655, 1680, 1986, 2317, 2648, 3310, 3571, 3972, 4634, 4965, 5296, 6620, 6951, 7142, 7944, 9268, 9930, 10713, 11585, 13240, 13902, 14284, 15888, 17855, 18536, 19860, 21426, 23170, 24997, 26480, 27804, 28568, 34755, 35710, 37072, 39720, 42852, 46340, 49994, 53565, 55608, 57136, 69510, 71420, 74991, 79440, 85704, 92680, 99988, 107130, 111216, 124985, 139020, 142840, 149982, 171408, 185360, 199976, 214260, 249970, 278040, 285680, 299964, 374955, 399952, 428520, 499940, 556080, 599928, 749910, 857040, 999880, 1182001, 1199856, 1499820, 1999760, 2364002, 2999640, 3546003, 4728004, 5910005, 5999280, 7092006, 8274007, 9456008, 11820010, 14184012, 16548014, 17730015, 18912016, 23640020, 24822021, 28368024, 33096028, 35460030, 41370035, 47280040, 49644042, 56736048, 66192056, 70920060, 82740070, 94560080, 99288084, 124110105, 132384112, 141840120, 165480140, 198576168, 248220210, 283680240, 330960280, 397152336, 496440420, 661920560, 992880840, 1985761680]

約数ペア:

[(1, 1985761680), (2, 992880840), (3, 661920560), (4, 496440420), (5, 397152336), (6, 330960280), (7, 283680240), (8, 248220210), (10, 198576168), (12, 165480140), (14, 141840120), (15, 132384112), (16, 124110105), (20, 99288084), (21, 94560080), (24, 82740070), (28, 70920060), (30, 66192056), (35, 56736048), (40, 49644042), (42, 47280040), (48, 41370035), (56, 35460030), (60, 33096028), (70, 28368024), (80, 24822021), (84, 23640020), (105, 18912016), (112, 17730015), (120, 16548014), (140, 14184012), (168, 11820010), (210, 9456008), (240, 8274007), (280, 7092006), (331, 5999280), (336, 5910005), (420, 4728004), (560, 3546003), (662, 2999640), (840, 2364002), (993, 1999760), (1324, 1499820), (1655, 1199856), (1680, 1182001), (1986, 999880), (2317, 857040), (2648, 749910), (3310, 599928), (3571, 556080), (3972, 499940), (4634, 428520), (4965, 399952), (5296, 374955), (6620, 299964), (6951, 285680), (7142, 278040), (7944, 249970), (9268, 214260), (9930, 199976), (10713, 185360), (11585, 171408), (13240, 149982), (13902, 142840), (14284, 139020), (15888, 124985), (17855, 111216), (18536, 107130), (19860, 99988), (21426, 92680), (23170, 85704), (24997, 79440), (26480, 74991), (27804, 71420), (28568, 69510), (34755, 57136), (35710, 55608), (37072, 53565), (39720, 49994), (42852, 46340)]