744897320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:427

約数の個数: 128

約数和(自身を含む): 1825459200

約数和(自身を除く): 1080561880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 79, 92, 115, 148, 158, 184, 185, 230, 277, 296, 316, 370, 395, 460, 554, 632, 740, 790, 851, 920, 1108, 1385, 1480, 1580, 1702, 1817, 2216, 2770, 2923, 3160, 3404, 3634, 4255, 5540, 5846, 6371, 6808, 7268, 8510, 9085, 10249, 11080, 11692, 12742, 14536, 14615, 17020, 18170, 20498, 21883, 23384, 25484, 29230, 31855, 34040, 36340, 40996, 43766, 50968, 51245, 58460, 63710, 67229, 72680, 81992, 87532, 102490, 109415, 116920, 127420, 134458, 175064, 204980, 218830, 235727, 254840, 268916, 336145, 409960, 437660, 471454, 503309, 537832, 672290, 809671, 875320, 942908, 1006618, 1178635, 1344580, 1619342, 1885816, 2013236, 2357270, 2516545, 2689160, 3238684, 4026472, 4048355, 4714540, 5033090, 6477368, 8096710, 9429080, 10066180, 16193420, 18622433, 20132360, 32386840, 37244866, 74489732, 93112165, 148979464, 186224330, 372448660, 744897320]

約数ペア:

[(1, 744897320), (2, 372448660), (4, 186224330), (5, 148979464), (8, 93112165), (10, 74489732), (20, 37244866), (23, 32386840), (37, 20132360), (40, 18622433), (46, 16193420), (74, 10066180), (79, 9429080), (92, 8096710), (115, 6477368), (148, 5033090), (158, 4714540), (184, 4048355), (185, 4026472), (230, 3238684), (277, 2689160), (296, 2516545), (316, 2357270), (370, 2013236), (395, 1885816), (460, 1619342), (554, 1344580), (632, 1178635), (740, 1006618), (790, 942908), (851, 875320), (920, 809671), (1108, 672290), (1385, 537832), (1480, 503309), (1580, 471454), (1702, 437660), (1817, 409960), (2216, 336145), (2770, 268916), (2923, 254840), (3160, 235727), (3404, 218830), (3634, 204980), (4255, 175064), (5540, 134458), (5846, 127420), (6371, 116920), (6808, 109415), (7268, 102490), (8510, 87532), (9085, 81992), (10249, 72680), (11080, 67229), (11692, 63710), (12742, 58460), (14536, 51245), (14615, 50968), (17020, 43766), (18170, 40996), (20498, 36340), (21883, 34040), (23384, 31855), (25484, 29230)]