515631720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{32801}}^1$

素因数の和:32946

約数の個数: 64

約数和(自身を含む): 1558751040

約数和(自身を除く): 1043119320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 15720, 32801, 65602, 98403, 131204, 164005, 196806, 262408, 328010, 393612, 492015, 656020, 787224, 984030, 1312040, 1968060, 3936120, 4296931, 8593862, 12890793, 17187724, 21484655, 25781586, 34375448, 42969310, 51563172, 64453965, 85938620, 103126344, 128907930, 171877240, 257815860, 515631720]

約数ペア:

[(1, 515631720), (2, 257815860), (3, 171877240), (4, 128907930), (5, 103126344), (6, 85938620), (8, 64453965), (10, 51563172), (12, 42969310), (15, 34375448), (20, 25781586), (24, 21484655), (30, 17187724), (40, 12890793), (60, 8593862), (120, 4296931), (131, 3936120), (262, 1968060), (393, 1312040), (524, 984030), (655, 787224), (786, 656020), (1048, 492015), (1310, 393612), (1572, 328010), (1965, 262408), (2620, 196806), (3144, 164005), (3930, 131204), (5240, 98403), (7860, 65602), (15720, 32801)]