74267920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 181988352

約数和(自身を除く): 107720432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 181, 184, 223, 230, 362, 368, 446, 460, 724, 892, 905, 920, 1115, 1448, 1784, 1810, 1840, 2230, 2896, 3568, 3620, 4163, 4460, 5129, 7240, 8326, 8920, 10258, 14480, 16652, 17840, 20516, 20815, 25645, 33304, 40363, 41032, 41630, 51290, 66608, 80726, 82064, 83260, 102580, 161452, 166520, 201815, 205160, 322904, 333040, 403630, 410320, 645808, 807260, 928349, 1614520, 1856698, 3229040, 3713396, 4641745, 7426792, 9283490, 14853584, 18566980, 37133960, 74267920]

約数ペア:

[(1, 74267920), (2, 37133960), (4, 18566980), (5, 14853584), (8, 9283490), (10, 7426792), (16, 4641745), (20, 3713396), (23, 3229040), (40, 1856698), (46, 1614520), (80, 928349), (92, 807260), (115, 645808), (181, 410320), (184, 403630), (223, 333040), (230, 322904), (362, 205160), (368, 201815), (446, 166520), (460, 161452), (724, 102580), (892, 83260), (905, 82064), (920, 80726), (1115, 66608), (1448, 51290), (1784, 41630), (1810, 41032), (1840, 40363), (2230, 33304), (2896, 25645), (3568, 20815), (3620, 20516), (4163, 17840), (4460, 16652), (5129, 14480), (7240, 10258), (8326, 8920)]