191889900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{2111}}^1$

素因数の和:2232

約数の個数: 108

約数和(自身を含む): 607711104

約数和(自身を除く): 415821204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 101, 150, 180, 202, 225, 300, 303, 404, 450, 505, 606, 900, 909, 1010, 1212, 1515, 1818, 2020, 2111, 2525, 3030, 3636, 4222, 4545, 5050, 6060, 6333, 7575, 8444, 9090, 10100, 10555, 12666, 15150, 18180, 18999, 21110, 22725, 25332, 30300, 31665, 37998, 42220, 45450, 52775, 63330, 75996, 90900, 94995, 105550, 126660, 158325, 189990, 211100, 213211, 316650, 379980, 426422, 474975, 633300, 639633, 852844, 949950, 1066055, 1279266, 1899900, 1918899, 2132110, 2558532, 3198165, 3837798, 4264220, 5330275, 6396330, 7675596, 9594495, 10660550, 12792660, 15990825, 19188990, 21321100, 31981650, 38377980, 47972475, 63963300, 95944950, 191889900]

約数ペア:

[(1, 191889900), (2, 95944950), (3, 63963300), (4, 47972475), (5, 38377980), (6, 31981650), (9, 21321100), (10, 19188990), (12, 15990825), (15, 12792660), (18, 10660550), (20, 9594495), (25, 7675596), (30, 6396330), (36, 5330275), (45, 4264220), (50, 3837798), (60, 3198165), (75, 2558532), (90, 2132110), (100, 1918899), (101, 1899900), (150, 1279266), (180, 1066055), (202, 949950), (225, 852844), (300, 639633), (303, 633300), (404, 474975), (450, 426422), (505, 379980), (606, 316650), (900, 213211), (909, 211100), (1010, 189990), (1212, 158325), (1515, 126660), (1818, 105550), (2020, 94995), (2111, 90900), (2525, 75996), (3030, 63330), (3636, 52775), (4222, 45450), (4545, 42220), (5050, 37998), (6060, 31665), (6333, 30300), (7575, 25332), (8444, 22725), (9090, 21110), (10100, 18999), (10555, 18180), (12666, 15150)]