451521135

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{449}}^1$

素因数の和:670

約数の個数: 80

約数和(自身を含む): 878169600

約数和(自身を除く): 426648465

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 191, 195, 351, 405, 449, 573, 585, 955, 1053, 1347, 1719, 1755, 2245, 2483, 2865, 4041, 5157, 5265, 5837, 6735, 7449, 8595, 12123, 12415, 15471, 17511, 20205, 22347, 25785, 29185, 36369, 37245, 52533, 60615, 67041, 77355, 85759, 87555, 111735, 157599, 181845, 201123, 257277, 262665, 335205, 428795, 472797, 771831, 787995, 1005615, 1114867, 1286385, 2315493, 2363985, 3344601, 3859155, 5574335, 6946479, 10033803, 11577465, 16723005, 30101409, 34732395, 50169015, 90304227, 150507045, 451521135]

約数ペア:

[(1, 451521135), (3, 150507045), (5, 90304227), (9, 50169015), (13, 34732395), (15, 30101409), (27, 16723005), (39, 11577465), (45, 10033803), (65, 6946479), (81, 5574335), (117, 3859155), (135, 3344601), (191, 2363985), (195, 2315493), (351, 1286385), (405, 1114867), (449, 1005615), (573, 787995), (585, 771831), (955, 472797), (1053, 428795), (1347, 335205), (1719, 262665), (1755, 257277), (2245, 201123), (2483, 181845), (2865, 157599), (4041, 111735), (5157, 87555), (5265, 85759), (5837, 77355), (6735, 67041), (7449, 60615), (8595, 52533), (12123, 37245), (12415, 36369), (15471, 29185), (17511, 25785), (20205, 22347)]