668242960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1307}}^1$

素因数の和:1421

約数の個数: 160

約数和(自身を含む): 1961874432

約数和(自身を除く): 1293631472

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 83, 88, 110, 112, 140, 154, 166, 176, 220, 280, 308, 332, 385, 415, 440, 560, 581, 616, 664, 770, 830, 880, 913, 1162, 1232, 1307, 1328, 1540, 1660, 1826, 2324, 2614, 2905, 3080, 3320, 3652, 4565, 4648, 5228, 5810, 6160, 6391, 6535, 6640, 7304, 9130, 9149, 9296, 10456, 11620, 12782, 13070, 14377, 14608, 18260, 18298, 20912, 23240, 25564, 26140, 28754, 31955, 36520, 36596, 45745, 46480, 51128, 52280, 57508, 63910, 71885, 73040, 73192, 91490, 100639, 102256, 104560, 108481, 115016, 127820, 143770, 146384, 182980, 201278, 216962, 230032, 255640, 287540, 365960, 402556, 433924, 503195, 511280, 542405, 575080, 731920, 759367, 805112, 867848, 1006390, 1084810, 1150160, 1193291, 1518734, 1610224, 1735696, 2012780, 2169620, 2386582, 3037468, 3796835, 4025560, 4339240, 4773164, 5966455, 6074936, 7593670, 8051120, 8353037, 8678480, 9546328, 11932910, 12149872, 15187340, 16706074, 19092656, 23865820, 30374680, 33412148, 41765185, 47731640, 60749360, 66824296, 83530370, 95463280, 133648592, 167060740, 334121480, 668242960]

約数ペア:

[(1, 668242960), (2, 334121480), (4, 167060740), (5, 133648592), (7, 95463280), (8, 83530370), (10, 66824296), (11, 60749360), (14, 47731640), (16, 41765185), (20, 33412148), (22, 30374680), (28, 23865820), (35, 19092656), (40, 16706074), (44, 15187340), (55, 12149872), (56, 11932910), (70, 9546328), (77, 8678480), (80, 8353037), (83, 8051120), (88, 7593670), (110, 6074936), (112, 5966455), (140, 4773164), (154, 4339240), (166, 4025560), (176, 3796835), (220, 3037468), (280, 2386582), (308, 2169620), (332, 2012780), (385, 1735696), (415, 1610224), (440, 1518734), (560, 1193291), (581, 1150160), (616, 1084810), (664, 1006390), (770, 867848), (830, 805112), (880, 759367), (913, 731920), (1162, 575080), (1232, 542405), (1307, 511280), (1328, 503195), (1540, 433924), (1660, 402556), (1826, 365960), (2324, 287540), (2614, 255640), (2905, 230032), (3080, 216962), (3320, 201278), (3652, 182980), (4565, 146384), (4648, 143770), (5228, 127820), (5810, 115016), (6160, 108481), (6391, 104560), (6535, 102256), (6640, 100639), (7304, 91490), (9130, 73192), (9149, 73040), (9296, 71885), (10456, 63910), (11620, 57508), (12782, 52280), (13070, 51128), (14377, 46480), (14608, 45745), (18260, 36596), (18298, 36520), (20912, 31955), (23240, 28754), (25564, 26140)]