218610840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2683}}^1$

素因数の和:2801

約数の個数: 128

約数和(自身を含む): 757532160

約数和(自身を除く): 538921320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 97, 105, 120, 140, 168, 194, 210, 280, 291, 388, 420, 485, 582, 679, 776, 840, 970, 1164, 1358, 1455, 1940, 2037, 2328, 2683, 2716, 2910, 3395, 3880, 4074, 5366, 5432, 5820, 6790, 8049, 8148, 10185, 10732, 11640, 13415, 13580, 16098, 16296, 18781, 20370, 21464, 26830, 27160, 32196, 37562, 40245, 40740, 53660, 56343, 64392, 75124, 80490, 81480, 93905, 107320, 112686, 150248, 160980, 187810, 225372, 260251, 281715, 321960, 375620, 450744, 520502, 563430, 751240, 780753, 1041004, 1126860, 1301255, 1561506, 1821757, 2082008, 2253720, 2602510, 3123012, 3643514, 3903765, 5205020, 5465271, 6246024, 7287028, 7807530, 9108785, 10410040, 10930542, 14574056, 15615060, 18217570, 21861084, 27326355, 31230120, 36435140, 43722168, 54652710, 72870280, 109305420, 218610840]

約数ペア:

[(1, 218610840), (2, 109305420), (3, 72870280), (4, 54652710), (5, 43722168), (6, 36435140), (7, 31230120), (8, 27326355), (10, 21861084), (12, 18217570), (14, 15615060), (15, 14574056), (20, 10930542), (21, 10410040), (24, 9108785), (28, 7807530), (30, 7287028), (35, 6246024), (40, 5465271), (42, 5205020), (56, 3903765), (60, 3643514), (70, 3123012), (84, 2602510), (97, 2253720), (105, 2082008), (120, 1821757), (140, 1561506), (168, 1301255), (194, 1126860), (210, 1041004), (280, 780753), (291, 751240), (388, 563430), (420, 520502), (485, 450744), (582, 375620), (679, 321960), (776, 281715), (840, 260251), (970, 225372), (1164, 187810), (1358, 160980), (1455, 150248), (1940, 112686), (2037, 107320), (2328, 93905), (2683, 81480), (2716, 80490), (2910, 75124), (3395, 64392), (3880, 56343), (4074, 53660), (5366, 40740), (5432, 40245), (5820, 37562), (6790, 32196), (8049, 27160), (8148, 26830), (10185, 21464), (10732, 20370), (11640, 18781), (13415, 16296), (13580, 16098)]