978045390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{227}}^1\times {\mathrm{977}}^1$

素因数の和:1231

約数の個数: 144

約数和(自身を含む): 2974160592

約数和(自身を除く): 1996115202

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 227, 245, 294, 315, 441, 454, 490, 630, 681, 735, 882, 977, 1135, 1362, 1470, 1589, 1954, 2043, 2205, 2270, 2931, 3178, 3405, 4086, 4410, 4767, 4885, 5862, 6810, 6839, 7945, 8793, 9534, 9770, 10215, 11123, 13678, 14301, 14655, 15890, 17586, 20430, 20517, 22246, 23835, 28602, 29310, 33369, 34195, 41034, 43965, 47670, 47873, 55615, 61551, 66738, 68390, 71505, 87930, 95746, 100107, 102585, 111230, 123102, 143010, 143619, 166845, 200214, 205170, 221779, 239365, 287238, 307755, 333690, 430857, 443558, 478730, 500535, 615510, 665337, 718095, 861714, 1001070, 1108895, 1330674, 1436190, 1552453, 1996011, 2154285, 2217790, 3104906, 3326685, 3992022, 4308570, 4657359, 6653370, 7762265, 9314718, 9980055, 10867171, 13972077, 15524530, 19960110, 21734342, 23286795, 27944154, 32601513, 46573590, 54335855, 65203026, 69860385, 97804539, 108671710, 139720770, 163007565, 195609078, 326015130, 489022695, 978045390]

約数ペア:

[(1, 978045390), (2, 489022695), (3, 326015130), (5, 195609078), (6, 163007565), (7, 139720770), (9, 108671710), (10, 97804539), (14, 69860385), (15, 65203026), (18, 54335855), (21, 46573590), (30, 32601513), (35, 27944154), (42, 23286795), (45, 21734342), (49, 19960110), (63, 15524530), (70, 13972077), (90, 10867171), (98, 9980055), (105, 9314718), (126, 7762265), (147, 6653370), (210, 4657359), (227, 4308570), (245, 3992022), (294, 3326685), (315, 3104906), (441, 2217790), (454, 2154285), (490, 1996011), (630, 1552453), (681, 1436190), (735, 1330674), (882, 1108895), (977, 1001070), (1135, 861714), (1362, 718095), (1470, 665337), (1589, 615510), (1954, 500535), (2043, 478730), (2205, 443558), (2270, 430857), (2931, 333690), (3178, 307755), (3405, 287238), (4086, 239365), (4410, 221779), (4767, 205170), (4885, 200214), (5862, 166845), (6810, 143619), (6839, 143010), (7945, 123102), (8793, 111230), (9534, 102585), (9770, 100107), (10215, 95746), (11123, 87930), (13678, 71505), (14301, 68390), (14655, 66738), (15890, 61551), (17586, 55615), (20430, 47873), (20517, 47670), (22246, 43965), (23835, 41034), (28602, 34195), (29310, 33369)]