245415420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{50497}}^1$

素因数の和:50521

約数の個数: 72

約数和(自身を含む): 772013424

約数和(自身を除く): 526598004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 50497, 100994, 151491, 201988, 252485, 302982, 454473, 504970, 605964, 757455, 908946, 1009940, 1363419, 1514910, 1817892, 2272365, 2726838, 3029820, 4090257, 4544730, 5453676, 6817095, 8180514, 9089460, 12270771, 13634190, 16361028, 20451285, 24541542, 27268380, 40902570, 49083084, 61353855, 81805140, 122707710, 245415420]

約数ペア:

[(1, 245415420), (2, 122707710), (3, 81805140), (4, 61353855), (5, 49083084), (6, 40902570), (9, 27268380), (10, 24541542), (12, 20451285), (15, 16361028), (18, 13634190), (20, 12270771), (27, 9089460), (30, 8180514), (36, 6817095), (45, 5453676), (54, 4544730), (60, 4090257), (81, 3029820), (90, 2726838), (108, 2272365), (135, 1817892), (162, 1514910), (180, 1363419), (243, 1009940), (270, 908946), (324, 757455), (405, 605964), (486, 504970), (540, 454473), (810, 302982), (972, 252485), (1215, 201988), (1620, 151491), (2430, 100994), (4860, 50497)]