2153458440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{643}}^1$

素因数の和:1113

約数の個数: 256

約数和(自身を含む): 8234956800

約数和(自身を除く): 6081498360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 443, 504, 540, 630, 643, 756, 840, 886, 945, 1080, 1260, 1286, 1329, 1512, 1772, 1890, 1929, 2215, 2520, 2572, 2658, 3101, 3215, 3544, 3780, 3858, 3987, 4430, 4501, 5144, 5316, 5787, 6202, 6430, 6645, 7560, 7716, 7974, 8860, 9002, 9303, 9645, 10632, 11574, 11961, 12404, 12860, 13290, 13503, 15432, 15505, 15948, 17361, 17720, 18004, 18606, 19290, 19935, 22505, 23148, 23922, 24808, 25720, 26580, 27006, 27909, 28935, 31010, 31896, 34722, 36008, 37212, 38580, 39870, 40509, 45010, 46296, 46515, 47844, 53160, 54012, 55818, 57870, 59805, 62020, 67515, 69444, 74424, 77160, 79740, 81018, 83727, 86805, 90020, 93030, 95688, 108024, 111636, 115740, 119610, 121527, 124040, 135030, 138888, 139545, 159480, 162036, 167454, 173610, 180040, 186060, 202545, 223272, 231480, 239220, 243054, 270060, 279090, 284849, 324072, 334908, 347220, 372120, 405090, 418635, 478440, 486108, 540120, 558180, 569698, 607635, 669816, 694440, 810180, 837270, 854547, 972216, 1116360, 1139396, 1215270, 1424245, 1620360, 1674540, 1709094, 1993943, 2278792, 2430540, 2563641, 2848490, 3349080, 3418188, 3987886, 4272735, 4861080, 5127282, 5696980, 5981829, 6836376, 7690923, 7975772, 8545470, 9969715, 10254564, 11393960, 11963658, 12818205, 15381846, 15951544, 17090940, 17945487, 19939430, 20509128, 23927316, 25636410, 29909145, 30763692, 34181880, 35890974, 38454615, 39878860, 47854632, 51272820, 53836461, 59818290, 61527384, 71781948, 76909230, 79757720, 89727435, 102545640, 107672922, 119636580, 143563896, 153818460, 179454870, 215345844, 239273160, 269182305, 307636920, 358909740, 430691688, 538364610, 717819480, 1076729220, 2153458440]

約数ペア:

[(1, 2153458440), (2, 1076729220), (3, 717819480), (4, 538364610), (5, 430691688), (6, 358909740), (7, 307636920), (8, 269182305), (9, 239273160), (10, 215345844), (12, 179454870), (14, 153818460), (15, 143563896), (18, 119636580), (20, 107672922), (21, 102545640), (24, 89727435), (27, 79757720), (28, 76909230), (30, 71781948), (35, 61527384), (36, 59818290), (40, 53836461), (42, 51272820), (45, 47854632), (54, 39878860), (56, 38454615), (60, 35890974), (63, 34181880), (70, 30763692), (72, 29909145), (84, 25636410), (90, 23927316), (105, 20509128), (108, 19939430), (120, 17945487), (126, 17090940), (135, 15951544), (140, 15381846), (168, 12818205), (180, 11963658), (189, 11393960), (210, 10254564), (216, 9969715), (252, 8545470), (270, 7975772), (280, 7690923), (315, 6836376), (360, 5981829), (378, 5696980), (420, 5127282), (443, 4861080), (504, 4272735), (540, 3987886), (630, 3418188), (643, 3349080), (756, 2848490), (840, 2563641), (886, 2430540), (945, 2278792), (1080, 1993943), (1260, 1709094), (1286, 1674540), (1329, 1620360), (1512, 1424245), (1772, 1215270), (1890, 1139396), (1929, 1116360), (2215, 972216), (2520, 854547), (2572, 837270), (2658, 810180), (3101, 694440), (3215, 669816), (3544, 607635), (3780, 569698), (3858, 558180), (3987, 540120), (4430, 486108), (4501, 478440), (5144, 418635), (5316, 405090), (5787, 372120), (6202, 347220), (6430, 334908), (6645, 324072), (7560, 284849), (7716, 279090), (7974, 270060), (8860, 243054), (9002, 239220), (9303, 231480), (9645, 223272), (10632, 202545), (11574, 186060), (11961, 180040), (12404, 173610), (12860, 167454), (13290, 162036), (13503, 159480), (15432, 139545), (15505, 138888), (15948, 135030), (17361, 124040), (17720, 121527), (18004, 119610), (18606, 115740), (19290, 111636), (19935, 108024), (22505, 95688), (23148, 93030), (23922, 90020), (24808, 86805), (25720, 83727), (26580, 81018), (27006, 79740), (27909, 77160), (28935, 74424), (31010, 69444), (31896, 67515), (34722, 62020), (36008, 59805), (37212, 57870), (38580, 55818), (39870, 54012), (40509, 53160), (45010, 47844), (46296, 46515)]