180838980

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:496

約数の個数: 240

約数和(自身を含む): 667408896

約数和(自身を除く): 486569916

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 37, 42, 45, 54, 60, 63, 70, 74, 81, 84, 90, 105, 108, 111, 126, 135, 140, 148, 162, 180, 185, 189, 210, 222, 252, 259, 270, 315, 324, 333, 370, 378, 405, 420, 431, 444, 518, 540, 555, 567, 630, 666, 740, 756, 777, 810, 862, 945, 999, 1036, 1110, 1134, 1260, 1293, 1295, 1332, 1554, 1620, 1665, 1724, 1890, 1998, 2155, 2220, 2268, 2331, 2586, 2590, 2835, 2997, 3017, 3108, 3330, 3780, 3879, 3885, 3996, 4310, 4662, 4995, 5172, 5180, 5670, 5994, 6034, 6465, 6660, 6993, 7758, 7770, 8620, 9051, 9324, 9990, 11340, 11637, 11655, 11988, 12068, 12930, 13986, 14985, 15085, 15516, 15540, 15947, 18102, 19395, 19980, 20979, 23274, 23310, 25860, 27153, 27972, 29970, 30170, 31894, 34911, 34965, 36204, 38790, 41958, 45255, 46548, 46620, 47841, 54306, 58185, 59940, 60340, 63788, 69822, 69930, 77580, 79735, 81459, 83916, 90510, 95682, 104895, 108612, 111629, 116370, 135765, 139644, 139860, 143523, 159470, 162918, 174555, 181020, 191364, 209790, 223258, 232740, 239205, 244377, 271530, 287046, 318940, 325836, 334887, 349110, 407295, 419580, 430569, 446516, 478410, 488754, 543060, 558145, 574092, 669774, 698220, 717615, 814590, 861138, 956820, 977508, 1004661, 1116290, 1221885, 1291707, 1339548, 1435230, 1629180, 1674435, 1722276, 2009322, 2152845, 2232580, 2443770, 2583414, 2870460, 3013983, 3348870, 4018644, 4305690, 4887540, 5023305, 5166828, 6027966, 6458535, 6697740, 8611380, 9041949, 10046610, 12055932, 12917070, 15069915, 18083898, 20093220, 25834140, 30139830, 36167796, 45209745, 60279660, 90419490, 180838980]

約数ペア:

[(1, 180838980), (2, 90419490), (3, 60279660), (4, 45209745), (5, 36167796), (6, 30139830), (7, 25834140), (9, 20093220), (10, 18083898), (12, 15069915), (14, 12917070), (15, 12055932), (18, 10046610), (20, 9041949), (21, 8611380), (27, 6697740), (28, 6458535), (30, 6027966), (35, 5166828), (36, 5023305), (37, 4887540), (42, 4305690), (45, 4018644), (54, 3348870), (60, 3013983), (63, 2870460), (70, 2583414), (74, 2443770), (81, 2232580), (84, 2152845), (90, 2009322), (105, 1722276), (108, 1674435), (111, 1629180), (126, 1435230), (135, 1339548), (140, 1291707), (148, 1221885), (162, 1116290), (180, 1004661), (185, 977508), (189, 956820), (210, 861138), (222, 814590), (252, 717615), (259, 698220), (270, 669774), (315, 574092), (324, 558145), (333, 543060), (370, 488754), (378, 478410), (405, 446516), (420, 430569), (431, 419580), (444, 407295), (518, 349110), (540, 334887), (555, 325836), (567, 318940), (630, 287046), (666, 271530), (740, 244377), (756, 239205), (777, 232740), (810, 223258), (862, 209790), (945, 191364), (999, 181020), (1036, 174555), (1110, 162918), (1134, 159470), (1260, 143523), (1293, 139860), (1295, 139644), (1332, 135765), (1554, 116370), (1620, 111629), (1665, 108612), (1724, 104895), (1890, 95682), (1998, 90510), (2155, 83916), (2220, 81459), (2268, 79735), (2331, 77580), (2586, 69930), (2590, 69822), (2835, 63788), (2997, 60340), (3017, 59940), (3108, 58185), (3330, 54306), (3780, 47841), (3879, 46620), (3885, 46548), (3996, 45255), (4310, 41958), (4662, 38790), (4995, 36204), (5172, 34965), (5180, 34911), (5670, 31894), (5994, 30170), (6034, 29970), (6465, 27972), (6660, 27153), (6993, 25860), (7758, 23310), (7770, 23274), (8620, 20979), (9051, 19980), (9324, 19395), (9990, 18102), (11340, 15947), (11637, 15540), (11655, 15516), (11988, 15085), (12068, 14985), (12930, 13986)]