891612120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{3413}}^1$

素因数の和:3745

約数の個数: 128

約数和(自身を含む): 3067683840

約数和(自身を除く): 2176071720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 311, 420, 622, 840, 933, 1244, 1555, 1866, 2177, 2488, 3110, 3413, 3732, 4354, 4665, 6220, 6531, 6826, 7464, 8708, 9330, 10239, 10885, 12440, 13062, 13652, 17065, 17416, 18660, 20478, 21770, 23891, 26124, 27304, 32655, 34130, 37320, 40956, 43540, 47782, 51195, 52248, 65310, 68260, 71673, 81912, 87080, 95564, 102390, 119455, 130620, 136520, 143346, 191128, 204780, 238910, 261240, 286692, 358365, 409560, 477820, 573384, 716730, 955640, 1061443, 1433460, 2122886, 2866920, 3184329, 4245772, 5307215, 6368658, 7430101, 8491544, 10614430, 12737316, 14860202, 15921645, 21228860, 22290303, 25474632, 29720404, 31843290, 37150505, 42457720, 44580606, 59440808, 63686580, 74301010, 89161212, 111451515, 127373160, 148602020, 178322424, 222903030, 297204040, 445806060, 891612120]

約数ペア:

[(1, 891612120), (2, 445806060), (3, 297204040), (4, 222903030), (5, 178322424), (6, 148602020), (7, 127373160), (8, 111451515), (10, 89161212), (12, 74301010), (14, 63686580), (15, 59440808), (20, 44580606), (21, 42457720), (24, 37150505), (28, 31843290), (30, 29720404), (35, 25474632), (40, 22290303), (42, 21228860), (56, 15921645), (60, 14860202), (70, 12737316), (84, 10614430), (105, 8491544), (120, 7430101), (140, 6368658), (168, 5307215), (210, 4245772), (280, 3184329), (311, 2866920), (420, 2122886), (622, 1433460), (840, 1061443), (933, 955640), (1244, 716730), (1555, 573384), (1866, 477820), (2177, 409560), (2488, 358365), (3110, 286692), (3413, 261240), (3732, 238910), (4354, 204780), (4665, 191128), (6220, 143346), (6531, 136520), (6826, 130620), (7464, 119455), (8708, 102390), (9330, 95564), (10239, 87080), (10885, 81912), (12440, 71673), (13062, 68260), (13652, 65310), (17065, 52248), (17416, 51195), (18660, 47782), (20478, 43540), (21770, 40956), (23891, 37320), (26124, 34130), (27304, 32655)]