180157740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:288

約数の個数: 192

約数和(自身を含む): 605380608

約数和(自身を除く): 425222868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 101, 105, 124, 137, 140, 155, 186, 202, 210, 217, 274, 303, 310, 372, 404, 411, 420, 434, 465, 505, 548, 606, 620, 651, 685, 707, 822, 868, 930, 959, 1010, 1085, 1212, 1302, 1370, 1414, 1515, 1644, 1860, 1918, 2020, 2055, 2121, 2170, 2604, 2740, 2828, 2877, 3030, 3131, 3255, 3535, 3836, 4110, 4242, 4247, 4340, 4795, 5754, 6060, 6262, 6510, 7070, 8220, 8484, 8494, 9393, 9590, 10605, 11508, 12524, 12741, 13020, 13837, 14140, 14385, 15655, 16988, 18786, 19180, 21210, 21235, 21917, 25482, 27674, 28770, 29729, 31310, 37572, 41511, 42420, 42470, 43834, 46965, 50964, 55348, 57540, 59458, 62620, 63705, 65751, 69185, 83022, 84940, 87668, 89187, 93930, 96859, 109585, 118916, 127410, 131502, 138370, 148645, 166044, 178374, 187860, 193718, 207555, 219170, 254820, 263004, 276740, 290577, 297290, 328755, 356748, 387436, 415110, 428947, 438340, 445935, 484295, 581154, 594580, 657510, 830220, 857894, 891870, 968590, 1162308, 1286841, 1315020, 1452885, 1715788, 1783740, 1937180, 2144735, 2573682, 2905770, 3002629, 4289470, 5147364, 5811540, 6005258, 6434205, 8578940, 9007887, 12010516, 12868410, 15013145, 18015774, 25736820, 30026290, 36031548, 45039435, 60052580, 90078870, 180157740]

約数ペア:

[(1, 180157740), (2, 90078870), (3, 60052580), (4, 45039435), (5, 36031548), (6, 30026290), (7, 25736820), (10, 18015774), (12, 15013145), (14, 12868410), (15, 12010516), (20, 9007887), (21, 8578940), (28, 6434205), (30, 6005258), (31, 5811540), (35, 5147364), (42, 4289470), (60, 3002629), (62, 2905770), (70, 2573682), (84, 2144735), (93, 1937180), (101, 1783740), (105, 1715788), (124, 1452885), (137, 1315020), (140, 1286841), (155, 1162308), (186, 968590), (202, 891870), (210, 857894), (217, 830220), (274, 657510), (303, 594580), (310, 581154), (372, 484295), (404, 445935), (411, 438340), (420, 428947), (434, 415110), (465, 387436), (505, 356748), (548, 328755), (606, 297290), (620, 290577), (651, 276740), (685, 263004), (707, 254820), (822, 219170), (868, 207555), (930, 193718), (959, 187860), (1010, 178374), (1085, 166044), (1212, 148645), (1302, 138370), (1370, 131502), (1414, 127410), (1515, 118916), (1644, 109585), (1860, 96859), (1918, 93930), (2020, 89187), (2055, 87668), (2121, 84940), (2170, 83022), (2604, 69185), (2740, 65751), (2828, 63705), (2877, 62620), (3030, 59458), (3131, 57540), (3255, 55348), (3535, 50964), (3836, 46965), (4110, 43834), (4242, 42470), (4247, 42420), (4340, 41511), (4795, 37572), (5754, 31310), (6060, 29729), (6262, 28770), (6510, 27674), (7070, 25482), (8220, 21917), (8484, 21235), (8494, 21210), (9393, 19180), (9590, 18786), (10605, 16988), (11508, 15655), (12524, 14385), (12741, 14140), (13020, 13837)]