348548540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:411

約数の個数: 96

約数和(自身を含む): 800997120

約数和(自身を除く): 452448580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 83, 86, 95, 166, 172, 190, 215, 257, 332, 380, 415, 430, 514, 817, 830, 860, 1028, 1285, 1577, 1634, 1660, 2570, 3154, 3268, 3569, 4085, 4883, 5140, 6308, 7138, 7885, 8170, 9766, 11051, 14276, 15770, 16340, 17845, 19532, 21331, 22102, 24415, 31540, 35690, 42662, 44204, 48830, 55255, 67811, 71380, 85324, 97660, 106655, 110510, 135622, 209969, 213310, 221020, 271244, 339055, 405289, 419938, 426620, 678110, 810578, 839876, 917233, 1049845, 1356220, 1621156, 1834466, 2026445, 2099690, 3668932, 4052890, 4199380, 4586165, 8105780, 9172330, 17427427, 18344660, 34854854, 69709708, 87137135, 174274270, 348548540]

約数ペア:

[(1, 348548540), (2, 174274270), (4, 87137135), (5, 69709708), (10, 34854854), (19, 18344660), (20, 17427427), (38, 9172330), (43, 8105780), (76, 4586165), (83, 4199380), (86, 4052890), (95, 3668932), (166, 2099690), (172, 2026445), (190, 1834466), (215, 1621156), (257, 1356220), (332, 1049845), (380, 917233), (415, 839876), (430, 810578), (514, 678110), (817, 426620), (830, 419938), (860, 405289), (1028, 339055), (1285, 271244), (1577, 221020), (1634, 213310), (1660, 209969), (2570, 135622), (3154, 110510), (3268, 106655), (3569, 97660), (4085, 85324), (4883, 71380), (5140, 67811), (6308, 55255), (7138, 48830), (7885, 44204), (8170, 42662), (9766, 35690), (11051, 31540), (14276, 24415), (15770, 22102), (16340, 21331), (17845, 19532)]