129351720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:547

約数の個数: 128

約数和(自身を含む): 404974080

約数和(自身を除く): 275622360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 61, 82, 120, 122, 123, 164, 183, 205, 244, 246, 305, 328, 366, 410, 431, 488, 492, 610, 615, 732, 820, 862, 915, 984, 1220, 1230, 1293, 1464, 1640, 1724, 1830, 2155, 2440, 2460, 2501, 2586, 3448, 3660, 4310, 4920, 5002, 5172, 6465, 7320, 7503, 8620, 10004, 10344, 12505, 12930, 15006, 17240, 17671, 20008, 25010, 25860, 26291, 30012, 35342, 37515, 50020, 51720, 52582, 53013, 60024, 70684, 75030, 78873, 88355, 100040, 105164, 106026, 131455, 141368, 150060, 157746, 176710, 210328, 212052, 262910, 265065, 300120, 315492, 353420, 394365, 424104, 525820, 530130, 630984, 706840, 788730, 1051640, 1060260, 1077931, 1577460, 2120520, 2155862, 3154920, 3233793, 4311724, 5389655, 6467586, 8623448, 10779310, 12935172, 16168965, 21558620, 25870344, 32337930, 43117240, 64675860, 129351720]

約数ペア:

[(1, 129351720), (2, 64675860), (3, 43117240), (4, 32337930), (5, 25870344), (6, 21558620), (8, 16168965), (10, 12935172), (12, 10779310), (15, 8623448), (20, 6467586), (24, 5389655), (30, 4311724), (40, 3233793), (41, 3154920), (60, 2155862), (61, 2120520), (82, 1577460), (120, 1077931), (122, 1060260), (123, 1051640), (164, 788730), (183, 706840), (205, 630984), (244, 530130), (246, 525820), (305, 424104), (328, 394365), (366, 353420), (410, 315492), (431, 300120), (488, 265065), (492, 262910), (610, 212052), (615, 210328), (732, 176710), (820, 157746), (862, 150060), (915, 141368), (984, 131455), (1220, 106026), (1230, 105164), (1293, 100040), (1464, 88355), (1640, 78873), (1724, 75030), (1830, 70684), (2155, 60024), (2440, 53013), (2460, 52582), (2501, 51720), (2586, 50020), (3448, 37515), (3660, 35342), (4310, 30012), (4920, 26291), (5002, 25860), (5172, 25010), (6465, 20008), (7320, 17671), (7503, 17240), (8620, 15006), (10004, 12930), (10344, 12505)]