30913480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{269}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 80044200

約数和(自身を除く): 49130720

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 169, 170, 221, 260, 269, 338, 340, 442, 520, 538, 676, 680, 845, 884, 1076, 1105, 1345, 1352, 1690, 1768, 2152, 2210, 2690, 2873, 3380, 3497, 4420, 4573, 5380, 5746, 6760, 6994, 8840, 9146, 10760, 11492, 13988, 14365, 17485, 18292, 22865, 22984, 27976, 28730, 34970, 36584, 45461, 45730, 57460, 59449, 69940, 90922, 91460, 114920, 118898, 139880, 181844, 182920, 227305, 237796, 297245, 363688, 454610, 475592, 594490, 772837, 909220, 1188980, 1545674, 1818440, 2377960, 3091348, 3864185, 6182696, 7728370, 15456740, 30913480]

約数ペア:

[(1, 30913480), (2, 15456740), (4, 7728370), (5, 6182696), (8, 3864185), (10, 3091348), (13, 2377960), (17, 1818440), (20, 1545674), (26, 1188980), (34, 909220), (40, 772837), (52, 594490), (65, 475592), (68, 454610), (85, 363688), (104, 297245), (130, 237796), (136, 227305), (169, 182920), (170, 181844), (221, 139880), (260, 118898), (269, 114920), (338, 91460), (340, 90922), (442, 69940), (520, 59449), (538, 57460), (676, 45730), (680, 45461), (845, 36584), (884, 34970), (1076, 28730), (1105, 27976), (1345, 22984), (1352, 22865), (1690, 18292), (1768, 17485), (2152, 14365), (2210, 13988), (2690, 11492), (2873, 10760), (3380, 9146), (3497, 8840), (4420, 6994), (4573, 6760), (5380, 5746)]