420525280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1571}}^1$

素因数の和:1832

約数の個数: 96

約数和(自身を含む): 1140894720

約数和(自身を除く): 720369440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 239, 280, 478, 560, 956, 1120, 1195, 1571, 1673, 1912, 2390, 3142, 3346, 3824, 4780, 6284, 6692, 7648, 7855, 8365, 9560, 10997, 12568, 13384, 15710, 16730, 19120, 21994, 25136, 26768, 31420, 33460, 38240, 43988, 50272, 53536, 54985, 62840, 66920, 87976, 109970, 125680, 133840, 175952, 219940, 251360, 267680, 351904, 375469, 439880, 750938, 879760, 1501876, 1759520, 1877345, 2628283, 3003752, 3754690, 5256566, 6007504, 7509380, 10513132, 12015008, 13141415, 15018760, 21026264, 26282830, 30037520, 42052528, 52565660, 60075040, 84105056, 105131320, 210262640, 420525280]

約数ペア:

[(1, 420525280), (2, 210262640), (4, 105131320), (5, 84105056), (7, 60075040), (8, 52565660), (10, 42052528), (14, 30037520), (16, 26282830), (20, 21026264), (28, 15018760), (32, 13141415), (35, 12015008), (40, 10513132), (56, 7509380), (70, 6007504), (80, 5256566), (112, 3754690), (140, 3003752), (160, 2628283), (224, 1877345), (239, 1759520), (280, 1501876), (478, 879760), (560, 750938), (956, 439880), (1120, 375469), (1195, 351904), (1571, 267680), (1673, 251360), (1912, 219940), (2390, 175952), (3142, 133840), (3346, 125680), (3824, 109970), (4780, 87976), (6284, 66920), (6692, 62840), (7648, 54985), (7855, 53536), (8365, 50272), (9560, 43988), (10997, 38240), (12568, 33460), (13384, 31420), (15710, 26768), (16730, 25136), (19120, 21994)]