261122160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{659}}^1$

素因数の和:815

約数の個数: 160

約数和(自身を含む): 879943680

約数和(自身を除く): 618821520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 127, 130, 156, 195, 208, 240, 254, 260, 312, 381, 390, 508, 520, 624, 635, 659, 762, 780, 1016, 1040, 1270, 1318, 1524, 1560, 1651, 1905, 1977, 2032, 2540, 2636, 3048, 3120, 3295, 3302, 3810, 3954, 4953, 5080, 5272, 6096, 6590, 6604, 7620, 7908, 8255, 8567, 9885, 9906, 10160, 10544, 13180, 13208, 15240, 15816, 16510, 17134, 19770, 19812, 24765, 25701, 26360, 26416, 30480, 31632, 33020, 34268, 39540, 39624, 42835, 49530, 51402, 52720, 66040, 68536, 79080, 79248, 83693, 85670, 99060, 102804, 128505, 132080, 137072, 158160, 167386, 171340, 198120, 205608, 251079, 257010, 334772, 342680, 396240, 411216, 418465, 502158, 514020, 669544, 685360, 836930, 1004316, 1028040, 1088009, 1255395, 1339088, 1673860, 2008632, 2056080, 2176018, 2510790, 3264027, 3347720, 4017264, 4352036, 5021580, 5440045, 6528054, 6695440, 8704072, 10043160, 10880090, 13056108, 16320135, 17408144, 20086320, 21760180, 26112216, 32640270, 43520360, 52224432, 65280540, 87040720, 130561080, 261122160]

約数ペア:

[(1, 261122160), (2, 130561080), (3, 87040720), (4, 65280540), (5, 52224432), (6, 43520360), (8, 32640270), (10, 26112216), (12, 21760180), (13, 20086320), (15, 17408144), (16, 16320135), (20, 13056108), (24, 10880090), (26, 10043160), (30, 8704072), (39, 6695440), (40, 6528054), (48, 5440045), (52, 5021580), (60, 4352036), (65, 4017264), (78, 3347720), (80, 3264027), (104, 2510790), (120, 2176018), (127, 2056080), (130, 2008632), (156, 1673860), (195, 1339088), (208, 1255395), (240, 1088009), (254, 1028040), (260, 1004316), (312, 836930), (381, 685360), (390, 669544), (508, 514020), (520, 502158), (624, 418465), (635, 411216), (659, 396240), (762, 342680), (780, 334772), (1016, 257010), (1040, 251079), (1270, 205608), (1318, 198120), (1524, 171340), (1560, 167386), (1651, 158160), (1905, 137072), (1977, 132080), (2032, 128505), (2540, 102804), (2636, 99060), (3048, 85670), (3120, 83693), (3295, 79248), (3302, 79080), (3810, 68536), (3954, 66040), (4953, 52720), (5080, 51402), (5272, 49530), (6096, 42835), (6590, 39624), (6604, 39540), (7620, 34268), (7908, 33020), (8255, 31632), (8567, 30480), (9885, 26416), (9906, 26360), (10160, 25701), (10544, 24765), (13180, 19812), (13208, 19770), (15240, 17134), (15816, 16510)]