31499640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5147}}^1$

素因数の和:5181

約数の個数: 96

約数和(自身を含む): 108416880

約数和(自身を除く): 76917240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 5147, 6120, 10294, 15441, 20588, 25735, 30882, 41176, 46323, 51470, 61764, 77205, 87499, 92646, 102940, 123528, 154410, 174998, 185292, 205880, 231615, 262497, 308820, 349996, 370584, 437495, 463230, 524994, 617640, 699992, 787491, 874990, 926460, 1049988, 1312485, 1574982, 1749980, 1852920, 2099976, 2624970, 3149964, 3499960, 3937455, 5249940, 6299928, 7874910, 10499880, 15749820, 31499640]

約数ペア:

[(1, 31499640), (2, 15749820), (3, 10499880), (4, 7874910), (5, 6299928), (6, 5249940), (8, 3937455), (9, 3499960), (10, 3149964), (12, 2624970), (15, 2099976), (17, 1852920), (18, 1749980), (20, 1574982), (24, 1312485), (30, 1049988), (34, 926460), (36, 874990), (40, 787491), (45, 699992), (51, 617640), (60, 524994), (68, 463230), (72, 437495), (85, 370584), (90, 349996), (102, 308820), (120, 262497), (136, 231615), (153, 205880), (170, 185292), (180, 174998), (204, 154410), (255, 123528), (306, 102940), (340, 92646), (360, 87499), (408, 77205), (510, 61764), (612, 51470), (680, 46323), (765, 41176), (1020, 30882), (1224, 25735), (1530, 20588), (2040, 15441), (3060, 10294), (5147, 6120)]