140097990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{757}}^1$

素因数の和:997

約数の個数: 64

約数和(自身を含む): 349286400

約数和(自身を除く): 209188410

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 199, 310, 398, 465, 597, 757, 930, 995, 1194, 1514, 1990, 2271, 2985, 3785, 4542, 5970, 6169, 7570, 11355, 12338, 18507, 22710, 23467, 30845, 37014, 46934, 61690, 70401, 92535, 117335, 140802, 150643, 185070, 234670, 301286, 352005, 451929, 704010, 753215, 903858, 1506430, 2259645, 4519290, 4669933, 9339866, 14009799, 23349665, 28019598, 46699330, 70048995, 140097990]

約数ペア:

[(1, 140097990), (2, 70048995), (3, 46699330), (5, 28019598), (6, 23349665), (10, 14009799), (15, 9339866), (30, 4669933), (31, 4519290), (62, 2259645), (93, 1506430), (155, 903858), (186, 753215), (199, 704010), (310, 451929), (398, 352005), (465, 301286), (597, 234670), (757, 185070), (930, 150643), (995, 140802), (1194, 117335), (1514, 92535), (1990, 70401), (2271, 61690), (2985, 46934), (3785, 37014), (4542, 30845), (5970, 23467), (6169, 22710), (7570, 18507), (11355, 12338)]