28070550

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:292

約数の個数: 120

約数和(自身を含む): 81021600

約数和(自身を除く): 52951050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 29, 30, 45, 50, 54, 58, 75, 81, 87, 90, 135, 145, 150, 162, 174, 225, 239, 261, 270, 290, 405, 435, 450, 478, 522, 675, 717, 725, 783, 810, 870, 1195, 1305, 1350, 1434, 1450, 1566, 2025, 2151, 2175, 2349, 2390, 2610, 3585, 3915, 4050, 4302, 4350, 4698, 5975, 6453, 6525, 6931, 7170, 7830, 10755, 11745, 11950, 12906, 13050, 13862, 17925, 19359, 19575, 20793, 21510, 23490, 32265, 34655, 35850, 38718, 39150, 41586, 53775, 58725, 62379, 64530, 69310, 96795, 103965, 107550, 117450, 124758, 161325, 173275, 187137, 193590, 207930, 311895, 322650, 346550, 374274, 483975, 519825, 561411, 623790, 935685, 967950, 1039650, 1122822, 1559475, 1871370, 2807055, 3118950, 4678425, 5614110, 9356850, 14035275, 28070550]

約数ペア:

[(1, 28070550), (2, 14035275), (3, 9356850), (5, 5614110), (6, 4678425), (9, 3118950), (10, 2807055), (15, 1871370), (18, 1559475), (25, 1122822), (27, 1039650), (29, 967950), (30, 935685), (45, 623790), (50, 561411), (54, 519825), (58, 483975), (75, 374274), (81, 346550), (87, 322650), (90, 311895), (135, 207930), (145, 193590), (150, 187137), (162, 173275), (174, 161325), (225, 124758), (239, 117450), (261, 107550), (270, 103965), (290, 96795), (405, 69310), (435, 64530), (450, 62379), (478, 58725), (522, 53775), (675, 41586), (717, 39150), (725, 38718), (783, 35850), (810, 34655), (870, 32265), (1195, 23490), (1305, 21510), (1350, 20793), (1434, 19575), (1450, 19359), (1566, 17925), (2025, 13862), (2151, 13050), (2175, 12906), (2349, 11950), (2390, 11745), (2610, 10755), (3585, 7830), (3915, 7170), (4050, 6931), (4302, 6525), (4350, 6453), (4698, 5975)]