17981580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^3\times {\mathrm{61}}^1$

素因数の和:124

約数の個数: 96

約数和(自身を含む): 54371520

約数和(自身を除く): 36389940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 61, 68, 85, 102, 122, 170, 183, 204, 244, 255, 289, 305, 340, 366, 510, 578, 610, 732, 867, 915, 1020, 1037, 1156, 1220, 1445, 1734, 1830, 2074, 2890, 3111, 3468, 3660, 4148, 4335, 4913, 5185, 5780, 6222, 8670, 9826, 10370, 12444, 14739, 15555, 17340, 17629, 19652, 20740, 24565, 29478, 31110, 35258, 49130, 52887, 58956, 62220, 70516, 73695, 88145, 98260, 105774, 147390, 176290, 211548, 264435, 294780, 299693, 352580, 528870, 599386, 899079, 1057740, 1198772, 1498465, 1798158, 2996930, 3596316, 4495395, 5993860, 8990790, 17981580]

約数ペア:

[(1, 17981580), (2, 8990790), (3, 5993860), (4, 4495395), (5, 3596316), (6, 2996930), (10, 1798158), (12, 1498465), (15, 1198772), (17, 1057740), (20, 899079), (30, 599386), (34, 528870), (51, 352580), (60, 299693), (61, 294780), (68, 264435), (85, 211548), (102, 176290), (122, 147390), (170, 105774), (183, 98260), (204, 88145), (244, 73695), (255, 70516), (289, 62220), (305, 58956), (340, 52887), (366, 49130), (510, 35258), (578, 31110), (610, 29478), (732, 24565), (867, 20740), (915, 19652), (1020, 17629), (1037, 17340), (1156, 15555), (1220, 14739), (1445, 12444), (1734, 10370), (1830, 9826), (2074, 8670), (2890, 6222), (3111, 5780), (3468, 5185), (3660, 4913), (4148, 4335)]