20091006180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{983}}^1\times {\mathrm{5407}}^1$

素因数の和:6415

約数の個数: 192

約数和(自身を含む): 71520583680

約数和(自身を除く): 51429577500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 983, 1260, 1890, 1966, 2949, 3780, 3932, 4915, 5407, 5898, 6881, 8847, 9830, 10814, 11796, 13762, 14745, 16221, 17694, 19660, 20643, 21628, 26541, 27035, 27524, 29490, 32442, 34405, 35388, 37849, 41286, 44235, 48663, 53082, 54070, 58980, 61929, 64884, 68810, 75698, 81105, 82572, 88470, 97326, 103215, 106164, 108140, 113547, 123858, 132705, 137620, 145989, 151396, 162210, 176940, 185787, 189245, 194652, 206430, 227094, 243315, 247716, 265410, 291978, 309645, 324420, 340641, 371574, 378490, 412860, 454188, 486630, 530820, 567735, 583956, 619290, 681282, 729945, 743148, 756980, 928935, 973260, 1021923, 1135470, 1238580, 1362564, 1459890, 1703205, 1857870, 2043846, 2270940, 2919780, 3406410, 3715740, 4087692, 5109615, 5315081, 6812820, 10219230, 10630162, 15945243, 20438460, 21260324, 26575405, 31890486, 37205567, 47835729, 53150810, 63780972, 74411134, 79726215, 95671458, 106301620, 111616701, 143507187, 148822268, 159452430, 186027835, 191342916, 223233402, 239178645, 287014374, 318904860, 334850103, 372055670, 446466804, 478357290, 558083505, 574028748, 669700206, 717535935, 744111340, 956714580, 1004550309, 1116167010, 1339400412, 1435071870, 1674250515, 2009100618, 2232334020, 2870143740, 3348501030, 4018201236, 5022751545, 6697002060, 10045503090, 20091006180]

約数ペア:

[(1, 20091006180), (2, 10045503090), (3, 6697002060), (4, 5022751545), (5, 4018201236), (6, 3348501030), (7, 2870143740), (9, 2232334020), (10, 2009100618), (12, 1674250515), (14, 1435071870), (15, 1339400412), (18, 1116167010), (20, 1004550309), (21, 956714580), (27, 744111340), (28, 717535935), (30, 669700206), (35, 574028748), (36, 558083505), (42, 478357290), (45, 446466804), (54, 372055670), (60, 334850103), (63, 318904860), (70, 287014374), (84, 239178645), (90, 223233402), (105, 191342916), (108, 186027835), (126, 159452430), (135, 148822268), (140, 143507187), (180, 111616701), (189, 106301620), (210, 95671458), (252, 79726215), (270, 74411134), (315, 63780972), (378, 53150810), (420, 47835729), (540, 37205567), (630, 31890486), (756, 26575405), (945, 21260324), (983, 20438460), (1260, 15945243), (1890, 10630162), (1966, 10219230), (2949, 6812820), (3780, 5315081), (3932, 5109615), (4915, 4087692), (5407, 3715740), (5898, 3406410), (6881, 2919780), (8847, 2270940), (9830, 2043846), (10814, 1857870), (11796, 1703205), (13762, 1459890), (14745, 1362564), (16221, 1238580), (17694, 1135470), (19660, 1021923), (20643, 973260), (21628, 928935), (26541, 756980), (27035, 743148), (27524, 729945), (29490, 681282), (32442, 619290), (34405, 583956), (35388, 567735), (37849, 530820), (41286, 486630), (44235, 454188), (48663, 412860), (53082, 378490), (54070, 371574), (58980, 340641), (61929, 324420), (64884, 309645), (68810, 291978), (75698, 265410), (81105, 247716), (82572, 243315), (88470, 227094), (97326, 206430), (103215, 194652), (106164, 189245), (108140, 185787), (113547, 176940), (123858, 162210), (132705, 151396), (137620, 145989)]