205857180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8111}}^1$

素因数の和:8176

約数の個数: 96

約数和(自身を含む): 654151680

約数和(自身を除く): 448294500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 90, 94, 108, 135, 141, 180, 188, 235, 270, 282, 423, 470, 540, 564, 705, 846, 940, 1269, 1410, 1692, 2115, 2538, 2820, 4230, 5076, 6345, 8111, 8460, 12690, 16222, 24333, 25380, 32444, 40555, 48666, 72999, 81110, 97332, 121665, 145998, 162220, 218997, 243330, 291996, 364995, 381217, 437994, 486660, 729990, 762434, 875988, 1094985, 1143651, 1459980, 1524868, 1906085, 2189970, 2287302, 3430953, 3812170, 4379940, 4574604, 5718255, 6861906, 7624340, 10292859, 11436510, 13723812, 17154765, 20585718, 22873020, 34309530, 41171436, 51464295, 68619060, 102928590, 205857180]

約数ペア:

[(1, 205857180), (2, 102928590), (3, 68619060), (4, 51464295), (5, 41171436), (6, 34309530), (9, 22873020), (10, 20585718), (12, 17154765), (15, 13723812), (18, 11436510), (20, 10292859), (27, 7624340), (30, 6861906), (36, 5718255), (45, 4574604), (47, 4379940), (54, 3812170), (60, 3430953), (90, 2287302), (94, 2189970), (108, 1906085), (135, 1524868), (141, 1459980), (180, 1143651), (188, 1094985), (235, 875988), (270, 762434), (282, 729990), (423, 486660), (470, 437994), (540, 381217), (564, 364995), (705, 291996), (846, 243330), (940, 218997), (1269, 162220), (1410, 145998), (1692, 121665), (2115, 97332), (2538, 81110), (2820, 72999), (4230, 48666), (5076, 40555), (6345, 32444), (8111, 25380), (8460, 24333), (12690, 16222)]