168765220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:437

約数の個数: 96

約数和(自身を含む): 406425600

約数和(自身を除く): 237660380

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 127, 130, 190, 247, 254, 260, 269, 380, 494, 508, 538, 635, 988, 1076, 1235, 1270, 1345, 1651, 2413, 2470, 2540, 2690, 3302, 3497, 4826, 4940, 5111, 5380, 6604, 6994, 8255, 9652, 10222, 12065, 13988, 16510, 17485, 20444, 24130, 25555, 31369, 33020, 34163, 34970, 48260, 51110, 62738, 66443, 68326, 69940, 102220, 125476, 132886, 136652, 156845, 170815, 265772, 313690, 332215, 341630, 444119, 627380, 649097, 664430, 683260, 888238, 1298194, 1328860, 1776476, 2220595, 2596388, 3245485, 4441190, 6490970, 8438261, 8882380, 12981940, 16876522, 33753044, 42191305, 84382610, 168765220]

約数ペア:

[(1, 168765220), (2, 84382610), (4, 42191305), (5, 33753044), (10, 16876522), (13, 12981940), (19, 8882380), (20, 8438261), (26, 6490970), (38, 4441190), (52, 3245485), (65, 2596388), (76, 2220595), (95, 1776476), (127, 1328860), (130, 1298194), (190, 888238), (247, 683260), (254, 664430), (260, 649097), (269, 627380), (380, 444119), (494, 341630), (508, 332215), (538, 313690), (635, 265772), (988, 170815), (1076, 156845), (1235, 136652), (1270, 132886), (1345, 125476), (1651, 102220), (2413, 69940), (2470, 68326), (2540, 66443), (2690, 62738), (3302, 51110), (3497, 48260), (4826, 34970), (4940, 34163), (5111, 33020), (5380, 31369), (6604, 25555), (6994, 24130), (8255, 20444), (9652, 17485), (10222, 16510), (12065, 13988)]