75749940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{761}}^1$

素因数の和:862

約数の個数: 144

約数和(自身を含む): 266273280

約数和(自身を除く): 190523340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 630, 711, 761, 790, 948, 1106, 1185, 1260, 1422, 1522, 1580, 1659, 2212, 2283, 2370, 2765, 2844, 3044, 3318, 3555, 3805, 4566, 4740, 4977, 5327, 5530, 6636, 6849, 7110, 7610, 8295, 9132, 9954, 10654, 11060, 11415, 13698, 14220, 15220, 15981, 16590, 19908, 21308, 22830, 24885, 26635, 27396, 31962, 33180, 34245, 45660, 47943, 49770, 53270, 60119, 63924, 68490, 79905, 95886, 99540, 106540, 120238, 136980, 159810, 180357, 191772, 239715, 240476, 300595, 319620, 360714, 420833, 479430, 541071, 601190, 721428, 841666, 901785, 958860, 1082142, 1202380, 1262499, 1683332, 1803570, 2104165, 2164284, 2524998, 2705355, 3607140, 3787497, 4208330, 5049996, 5410710, 6312495, 7574994, 8416660, 10821420, 12624990, 15149988, 18937485, 25249980, 37874970, 75749940]

約数ペア:

[(1, 75749940), (2, 37874970), (3, 25249980), (4, 18937485), (5, 15149988), (6, 12624990), (7, 10821420), (9, 8416660), (10, 7574994), (12, 6312495), (14, 5410710), (15, 5049996), (18, 4208330), (20, 3787497), (21, 3607140), (28, 2705355), (30, 2524998), (35, 2164284), (36, 2104165), (42, 1803570), (45, 1683332), (60, 1262499), (63, 1202380), (70, 1082142), (79, 958860), (84, 901785), (90, 841666), (105, 721428), (126, 601190), (140, 541071), (158, 479430), (180, 420833), (210, 360714), (237, 319620), (252, 300595), (315, 240476), (316, 239715), (395, 191772), (420, 180357), (474, 159810), (553, 136980), (630, 120238), (711, 106540), (761, 99540), (790, 95886), (948, 79905), (1106, 68490), (1185, 63924), (1260, 60119), (1422, 53270), (1522, 49770), (1580, 47943), (1659, 45660), (2212, 34245), (2283, 33180), (2370, 31962), (2765, 27396), (2844, 26635), (3044, 24885), (3318, 22830), (3555, 21308), (3805, 19908), (4566, 16590), (4740, 15981), (4977, 15220), (5327, 14220), (5530, 13698), (6636, 11415), (6849, 11060), (7110, 10654), (7610, 9954), (8295, 9132)]