7181820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2347}}^1$

素因数の和:2379

約数の個数: 72

約数和(自身を含む): 23076144

約数和(自身を除く): 15894324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 2347, 3060, 4694, 7041, 9388, 11735, 14082, 21123, 23470, 28164, 35205, 39899, 42246, 46940, 70410, 79798, 84492, 105615, 119697, 140820, 159596, 199495, 211230, 239394, 359091, 398990, 422460, 478788, 598485, 718182, 797980, 1196970, 1436364, 1795455, 2393940, 3590910, 7181820]

約数ペア:

[(1, 7181820), (2, 3590910), (3, 2393940), (4, 1795455), (5, 1436364), (6, 1196970), (9, 797980), (10, 718182), (12, 598485), (15, 478788), (17, 422460), (18, 398990), (20, 359091), (30, 239394), (34, 211230), (36, 199495), (45, 159596), (51, 140820), (60, 119697), (68, 105615), (85, 84492), (90, 79798), (102, 70410), (153, 46940), (170, 42246), (180, 39899), (204, 35205), (255, 28164), (306, 23470), (340, 21123), (510, 14082), (612, 11735), (765, 9388), (1020, 7041), (1530, 4694), (2347, 3060)]