1618878480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1\times {\mathrm{449}}^1$

素因数の和:729

約数の個数: 160

約数和(自身を含む): 5118422400

約数和(自身を除く): 3499543920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 83, 120, 166, 181, 240, 249, 332, 362, 415, 449, 498, 543, 664, 724, 830, 898, 905, 996, 1086, 1245, 1328, 1347, 1448, 1660, 1796, 1810, 1992, 2172, 2245, 2490, 2694, 2715, 2896, 3320, 3592, 3620, 3984, 4344, 4490, 4980, 5388, 5430, 6640, 6735, 7184, 7240, 8688, 8980, 9960, 10776, 10860, 13470, 14480, 15023, 17960, 19920, 21552, 21720, 26940, 30046, 35920, 37267, 43440, 45069, 53880, 60092, 74534, 75115, 81269, 90138, 107760, 111801, 120184, 149068, 150230, 162538, 180276, 186335, 223602, 225345, 240368, 243807, 298136, 300460, 325076, 360552, 372670, 406345, 447204, 450690, 487614, 559005, 596272, 600920, 650152, 721104, 745340, 812690, 894408, 901380, 975228, 1118010, 1201840, 1219035, 1300304, 1490680, 1625380, 1788816, 1802760, 1950456, 2236020, 2438070, 2981360, 3250760, 3605520, 3900912, 4472040, 4876140, 6501520, 6745327, 8944080, 9752280, 13490654, 19504560, 20235981, 26981308, 33726635, 40471962, 53962616, 67453270, 80943924, 101179905, 107925232, 134906540, 161887848, 202359810, 269813080, 323775696, 404719620, 539626160, 809439240, 1618878480]

約数ペア:

[(1, 1618878480), (2, 809439240), (3, 539626160), (4, 404719620), (5, 323775696), (6, 269813080), (8, 202359810), (10, 161887848), (12, 134906540), (15, 107925232), (16, 101179905), (20, 80943924), (24, 67453270), (30, 53962616), (40, 40471962), (48, 33726635), (60, 26981308), (80, 20235981), (83, 19504560), (120, 13490654), (166, 9752280), (181, 8944080), (240, 6745327), (249, 6501520), (332, 4876140), (362, 4472040), (415, 3900912), (449, 3605520), (498, 3250760), (543, 2981360), (664, 2438070), (724, 2236020), (830, 1950456), (898, 1802760), (905, 1788816), (996, 1625380), (1086, 1490680), (1245, 1300304), (1328, 1219035), (1347, 1201840), (1448, 1118010), (1660, 975228), (1796, 901380), (1810, 894408), (1992, 812690), (2172, 745340), (2245, 721104), (2490, 650152), (2694, 600920), (2715, 596272), (2896, 559005), (3320, 487614), (3592, 450690), (3620, 447204), (3984, 406345), (4344, 372670), (4490, 360552), (4980, 325076), (5388, 300460), (5430, 298136), (6640, 243807), (6735, 240368), (7184, 225345), (7240, 223602), (8688, 186335), (8980, 180276), (9960, 162538), (10776, 150230), (10860, 149068), (13470, 120184), (14480, 111801), (15023, 107760), (17960, 90138), (19920, 81269), (21552, 75115), (21720, 74534), (26940, 60092), (30046, 53880), (35920, 45069), (37267, 43440)]