2018298870

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2389}}^1$

素因数の和:2564

約数の個数: 160

約数和(自身を含む): 6246504000

約数和(自身を除く): 4228205130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 149, 162, 189, 210, 270, 298, 315, 378, 405, 447, 567, 630, 745, 810, 894, 945, 1043, 1134, 1341, 1490, 1890, 2086, 2235, 2389, 2682, 2835, 3129, 4023, 4470, 4778, 5215, 5670, 6258, 6705, 7167, 8046, 9387, 10430, 11945, 12069, 13410, 14334, 15645, 16723, 18774, 20115, 21501, 23890, 24138, 28161, 31290, 33446, 35835, 40230, 43002, 46935, 50169, 56322, 60345, 64503, 71670, 83615, 84483, 93870, 100338, 107505, 120690, 129006, 140805, 150507, 167230, 168966, 193509, 215010, 250845, 281610, 301014, 322515, 355961, 387018, 422415, 451521, 501690, 645030, 711922, 752535, 844830, 903042, 967545, 1067883, 1354563, 1505070, 1779805, 1935090, 2135766, 2257605, 2491727, 2709126, 3203649, 3559610, 4515210, 4983454, 5339415, 6407298, 6772815, 7475181, 9610947, 10678830, 12458635, 13545630, 14950362, 16018245, 19221894, 22425543, 24917270, 28832841, 32036490, 37375905, 44851086, 48054735, 57665682, 67276629, 74751810, 96109470, 112127715, 134553258, 144164205, 201829887, 224255430, 288328410, 336383145, 403659774, 672766290, 1009149435, 2018298870]

約数ペア:

[(1, 2018298870), (2, 1009149435), (3, 672766290), (5, 403659774), (6, 336383145), (7, 288328410), (9, 224255430), (10, 201829887), (14, 144164205), (15, 134553258), (18, 112127715), (21, 96109470), (27, 74751810), (30, 67276629), (35, 57665682), (42, 48054735), (45, 44851086), (54, 37375905), (63, 32036490), (70, 28832841), (81, 24917270), (90, 22425543), (105, 19221894), (126, 16018245), (135, 14950362), (149, 13545630), (162, 12458635), (189, 10678830), (210, 9610947), (270, 7475181), (298, 6772815), (315, 6407298), (378, 5339415), (405, 4983454), (447, 4515210), (567, 3559610), (630, 3203649), (745, 2709126), (810, 2491727), (894, 2257605), (945, 2135766), (1043, 1935090), (1134, 1779805), (1341, 1505070), (1490, 1354563), (1890, 1067883), (2086, 967545), (2235, 903042), (2389, 844830), (2682, 752535), (2835, 711922), (3129, 645030), (4023, 501690), (4470, 451521), (4778, 422415), (5215, 387018), (5670, 355961), (6258, 322515), (6705, 301014), (7167, 281610), (8046, 250845), (9387, 215010), (10430, 193509), (11945, 168966), (12069, 167230), (13410, 150507), (14334, 140805), (15645, 129006), (16723, 120690), (18774, 107505), (20115, 100338), (21501, 93870), (23890, 84483), (24138, 83615), (28161, 71670), (31290, 64503), (33446, 60345), (35835, 56322), (40230, 50169), (43002, 46935)]