203914920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{641}}^1$

素因数の和:907

約数の個数: 128

約数和(自身を含む): 671172480

約数和(自身を除く): 467257560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 241, 264, 330, 440, 482, 641, 660, 723, 964, 1205, 1282, 1320, 1446, 1923, 1928, 2410, 2564, 2651, 2892, 3205, 3615, 3846, 4820, 5128, 5302, 5784, 6410, 7051, 7230, 7692, 7953, 9615, 9640, 10604, 12820, 13255, 14102, 14460, 15384, 15906, 19230, 21153, 21208, 25640, 26510, 28204, 28920, 31812, 35255, 38460, 39765, 42306, 53020, 56408, 63624, 70510, 76920, 79530, 84612, 105765, 106040, 141020, 154481, 159060, 169224, 211530, 282040, 308962, 318120, 423060, 463443, 617924, 772405, 846120, 926886, 1235848, 1544810, 1699291, 1853772, 2317215, 3089620, 3398582, 3707544, 4634430, 5097873, 6179240, 6797164, 8496455, 9268860, 10195746, 13594328, 16992910, 18537720, 20391492, 25489365, 33985820, 40782984, 50978730, 67971640, 101957460, 203914920]

約数ペア:

[(1, 203914920), (2, 101957460), (3, 67971640), (4, 50978730), (5, 40782984), (6, 33985820), (8, 25489365), (10, 20391492), (11, 18537720), (12, 16992910), (15, 13594328), (20, 10195746), (22, 9268860), (24, 8496455), (30, 6797164), (33, 6179240), (40, 5097873), (44, 4634430), (55, 3707544), (60, 3398582), (66, 3089620), (88, 2317215), (110, 1853772), (120, 1699291), (132, 1544810), (165, 1235848), (220, 926886), (241, 846120), (264, 772405), (330, 617924), (440, 463443), (482, 423060), (641, 318120), (660, 308962), (723, 282040), (964, 211530), (1205, 169224), (1282, 159060), (1320, 154481), (1446, 141020), (1923, 106040), (1928, 105765), (2410, 84612), (2564, 79530), (2651, 76920), (2892, 70510), (3205, 63624), (3615, 56408), (3846, 53020), (4820, 42306), (5128, 39765), (5302, 38460), (5784, 35255), (6410, 31812), (7051, 28920), (7230, 28204), (7692, 26510), (7953, 25640), (9615, 21208), (9640, 21153), (10604, 19230), (12820, 15906), (13255, 15384), (14102, 14460)]