21980546160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1129}}^1\times {\mathrm{3527}}^1$

素因数の和:4695

約数の個数: 160

約数和(自身を含む): 71185443840

約数和(自身を除く): 49204897680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1129, 1380, 1840, 2258, 2760, 3387, 3527, 4516, 5520, 5645, 6774, 7054, 9032, 10581, 11290, 13548, 14108, 16935, 17635, 18064, 21162, 22580, 25967, 27096, 28216, 33870, 35270, 42324, 45160, 51934, 52905, 54192, 56432, 67740, 70540, 77901, 81121, 84648, 90320, 103868, 105810, 129835, 135480, 141080, 155802, 162242, 169296, 207736, 211620, 243363, 259670, 270960, 282160, 311604, 324484, 389505, 405605, 415472, 423240, 486726, 519340, 623208, 648968, 779010, 811210, 846480, 973452, 1038680, 1216815, 1246416, 1297936, 1558020, 1622420, 1946904, 2077360, 2433630, 3116040, 3244840, 3893808, 3981983, 4867260, 6232080, 6489680, 7963966, 9734520, 11945949, 15927932, 19469040, 19909915, 23891898, 31855864, 39819830, 47783796, 59729745, 63711728, 79639660, 91585609, 95567592, 119459490, 159279320, 183171218, 191135184, 238918980, 274756827, 318558640, 366342436, 457928045, 477837960, 549513654, 732684872, 915856090, 955675920, 1099027308, 1373784135, 1465369744, 1831712180, 2198054616, 2747568270, 3663424360, 4396109232, 5495136540, 7326848720, 10990273080, 21980546160]

約数ペア:

[(1, 21980546160), (2, 10990273080), (3, 7326848720), (4, 5495136540), (5, 4396109232), (6, 3663424360), (8, 2747568270), (10, 2198054616), (12, 1831712180), (15, 1465369744), (16, 1373784135), (20, 1099027308), (23, 955675920), (24, 915856090), (30, 732684872), (40, 549513654), (46, 477837960), (48, 457928045), (60, 366342436), (69, 318558640), (80, 274756827), (92, 238918980), (115, 191135184), (120, 183171218), (138, 159279320), (184, 119459490), (230, 95567592), (240, 91585609), (276, 79639660), (345, 63711728), (368, 59729745), (460, 47783796), (552, 39819830), (690, 31855864), (920, 23891898), (1104, 19909915), (1129, 19469040), (1380, 15927932), (1840, 11945949), (2258, 9734520), (2760, 7963966), (3387, 6489680), (3527, 6232080), (4516, 4867260), (5520, 3981983), (5645, 3893808), (6774, 3244840), (7054, 3116040), (9032, 2433630), (10581, 2077360), (11290, 1946904), (13548, 1622420), (14108, 1558020), (16935, 1297936), (17635, 1246416), (18064, 1216815), (21162, 1038680), (22580, 973452), (25967, 846480), (27096, 811210), (28216, 779010), (33870, 648968), (35270, 623208), (42324, 519340), (45160, 486726), (51934, 423240), (52905, 415472), (54192, 405605), (56432, 389505), (67740, 324484), (70540, 311604), (77901, 282160), (81121, 270960), (84648, 259670), (90320, 243363), (103868, 211620), (105810, 207736), (129835, 169296), (135480, 162242), (141080, 155802)]