72199620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:295

約数の個数: 192

約数和(自身を含む): 245145600

約数和(自身を除く): 172945980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 31, 36, 38, 45, 54, 57, 60, 62, 76, 90, 93, 95, 108, 114, 124, 135, 155, 171, 180, 186, 190, 227, 228, 270, 279, 285, 310, 342, 372, 380, 454, 465, 513, 540, 558, 570, 589, 620, 681, 684, 837, 855, 908, 930, 1026, 1116, 1135, 1140, 1178, 1362, 1395, 1674, 1710, 1767, 1860, 2043, 2052, 2270, 2356, 2565, 2724, 2790, 2945, 3348, 3405, 3420, 3534, 4086, 4185, 4313, 4540, 5130, 5301, 5580, 5890, 6129, 6810, 7037, 7068, 8172, 8370, 8626, 8835, 10215, 10260, 10602, 11780, 12258, 12939, 13620, 14074, 15903, 16740, 17252, 17670, 20430, 21111, 21204, 21565, 24516, 25878, 26505, 28148, 30645, 31806, 35185, 35340, 38817, 40860, 42222, 43130, 51756, 53010, 61290, 63333, 63612, 64695, 70370, 77634, 79515, 84444, 86260, 105555, 106020, 116451, 122580, 126666, 129390, 133703, 140740, 155268, 159030, 189999, 194085, 211110, 232902, 253332, 258780, 267406, 316665, 318060, 379998, 388170, 401109, 422220, 465804, 534812, 582255, 633330, 668515, 759996, 776340, 802218, 949995, 1164510, 1203327, 1266660, 1337030, 1604436, 1899990, 2005545, 2329020, 2406654, 2674060, 3609981, 3799980, 4011090, 4813308, 6016635, 7219962, 8022180, 12033270, 14439924, 18049905, 24066540, 36099810, 72199620]

約数ペア:

[(1, 72199620), (2, 36099810), (3, 24066540), (4, 18049905), (5, 14439924), (6, 12033270), (9, 8022180), (10, 7219962), (12, 6016635), (15, 4813308), (18, 4011090), (19, 3799980), (20, 3609981), (27, 2674060), (30, 2406654), (31, 2329020), (36, 2005545), (38, 1899990), (45, 1604436), (54, 1337030), (57, 1266660), (60, 1203327), (62, 1164510), (76, 949995), (90, 802218), (93, 776340), (95, 759996), (108, 668515), (114, 633330), (124, 582255), (135, 534812), (155, 465804), (171, 422220), (180, 401109), (186, 388170), (190, 379998), (227, 318060), (228, 316665), (270, 267406), (279, 258780), (285, 253332), (310, 232902), (342, 211110), (372, 194085), (380, 189999), (454, 159030), (465, 155268), (513, 140740), (540, 133703), (558, 129390), (570, 126666), (589, 122580), (620, 116451), (681, 106020), (684, 105555), (837, 86260), (855, 84444), (908, 79515), (930, 77634), (1026, 70370), (1116, 64695), (1135, 63612), (1140, 63333), (1178, 61290), (1362, 53010), (1395, 51756), (1674, 43130), (1710, 42222), (1767, 40860), (1860, 38817), (2043, 35340), (2052, 35185), (2270, 31806), (2356, 30645), (2565, 28148), (2724, 26505), (2790, 25878), (2945, 24516), (3348, 21565), (3405, 21204), (3420, 21111), (3534, 20430), (4086, 17670), (4185, 17252), (4313, 16740), (4540, 15903), (5130, 14074), (5301, 13620), (5580, 12939), (5890, 12258), (6129, 11780), (6810, 10602), (7037, 10260), (7068, 10215), (8172, 8835), (8370, 8626)]