18389580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 60328800

約数和(自身を除く): 41939220

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 121, 132, 149, 165, 170, 187, 204, 220, 242, 255, 298, 330, 340, 363, 374, 447, 484, 510, 561, 596, 605, 660, 726, 745, 748, 894, 935, 1020, 1122, 1210, 1452, 1490, 1639, 1788, 1815, 1870, 2057, 2235, 2244, 2420, 2533, 2805, 2980, 3278, 3630, 3740, 4114, 4470, 4917, 5066, 5610, 6171, 6556, 7260, 7599, 8195, 8228, 8940, 9834, 10132, 10285, 11220, 12342, 12665, 15198, 16390, 18029, 19668, 20570, 24585, 24684, 25330, 27863, 30396, 30855, 32780, 36058, 37995, 41140, 49170, 50660, 54087, 55726, 61710, 72116, 75990, 83589, 90145, 98340, 108174, 111452, 123420, 139315, 151980, 167178, 180290, 216348, 270435, 278630, 306493, 334356, 360580, 417945, 540870, 557260, 612986, 835890, 919479, 1081740, 1225972, 1532465, 1671780, 1838958, 3064930, 3677916, 4597395, 6129860, 9194790, 18389580]

約数ペア:

[(1, 18389580), (2, 9194790), (3, 6129860), (4, 4597395), (5, 3677916), (6, 3064930), (10, 1838958), (11, 1671780), (12, 1532465), (15, 1225972), (17, 1081740), (20, 919479), (22, 835890), (30, 612986), (33, 557260), (34, 540870), (44, 417945), (51, 360580), (55, 334356), (60, 306493), (66, 278630), (68, 270435), (85, 216348), (102, 180290), (110, 167178), (121, 151980), (132, 139315), (149, 123420), (165, 111452), (170, 108174), (187, 98340), (204, 90145), (220, 83589), (242, 75990), (255, 72116), (298, 61710), (330, 55726), (340, 54087), (363, 50660), (374, 49170), (447, 41140), (484, 37995), (510, 36058), (561, 32780), (596, 30855), (605, 30396), (660, 27863), (726, 25330), (745, 24684), (748, 24585), (894, 20570), (935, 19668), (1020, 18029), (1122, 16390), (1210, 15198), (1452, 12665), (1490, 12342), (1639, 11220), (1788, 10285), (1815, 10132), (1870, 9834), (2057, 8940), (2235, 8228), (2244, 8195), (2420, 7599), (2533, 7260), (2805, 6556), (2980, 6171), (3278, 5610), (3630, 5066), (3740, 4917), (4114, 4470)]