18189660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1049}}^1$

素因数の和:1095

約数の個数: 72

約数和(自身を含む): 54154800

約数和(自身を除く): 35965140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 1020, 1049, 1156, 1445, 1734, 2098, 2890, 3147, 3468, 4196, 4335, 5245, 5780, 6294, 8670, 10490, 12588, 15735, 17340, 17833, 20980, 31470, 35666, 53499, 62940, 71332, 89165, 106998, 178330, 213996, 267495, 303161, 356660, 534990, 606322, 909483, 1069980, 1212644, 1515805, 1818966, 3031610, 3637932, 4547415, 6063220, 9094830, 18189660]

約数ペア:

[(1, 18189660), (2, 9094830), (3, 6063220), (4, 4547415), (5, 3637932), (6, 3031610), (10, 1818966), (12, 1515805), (15, 1212644), (17, 1069980), (20, 909483), (30, 606322), (34, 534990), (51, 356660), (60, 303161), (68, 267495), (85, 213996), (102, 178330), (170, 106998), (204, 89165), (255, 71332), (289, 62940), (340, 53499), (510, 35666), (578, 31470), (867, 20980), (1020, 17833), (1049, 17340), (1156, 15735), (1445, 12588), (1734, 10490), (2098, 8670), (2890, 6294), (3147, 5780), (3468, 5245), (4196, 4335)]