201916540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{859}}^1$

素因数の和:971

約数の個数: 96

約数和(自身を含む): 513192960

約数和(自身を除く): 311276420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 73, 92, 115, 140, 146, 161, 230, 292, 322, 365, 460, 511, 644, 730, 805, 859, 1022, 1460, 1610, 1679, 1718, 2044, 2555, 3220, 3358, 3436, 4295, 5110, 6013, 6716, 8395, 8590, 10220, 11753, 12026, 16790, 17180, 19757, 23506, 24052, 30065, 33580, 39514, 47012, 58765, 60130, 62707, 79028, 98785, 117530, 120260, 125414, 138299, 197570, 235060, 250828, 276598, 313535, 395140, 438949, 553196, 627070, 691495, 877898, 1254140, 1382990, 1442261, 1755796, 2194745, 2765980, 2884522, 4389490, 5769044, 7211305, 8778980, 10095827, 14422610, 20191654, 28845220, 40383308, 50479135, 100958270, 201916540]

約数ペア:

[(1, 201916540), (2, 100958270), (4, 50479135), (5, 40383308), (7, 28845220), (10, 20191654), (14, 14422610), (20, 10095827), (23, 8778980), (28, 7211305), (35, 5769044), (46, 4389490), (70, 2884522), (73, 2765980), (92, 2194745), (115, 1755796), (140, 1442261), (146, 1382990), (161, 1254140), (230, 877898), (292, 691495), (322, 627070), (365, 553196), (460, 438949), (511, 395140), (644, 313535), (730, 276598), (805, 250828), (859, 235060), (1022, 197570), (1460, 138299), (1610, 125414), (1679, 120260), (1718, 117530), (2044, 98785), (2555, 79028), (3220, 62707), (3358, 60130), (3436, 58765), (4295, 47012), (5110, 39514), (6013, 33580), (6716, 30065), (8395, 24052), (8590, 23506), (10220, 19757), (11753, 17180), (12026, 16790)]