61567240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:263

約数の個数: 128

約数和(自身を含む): 168376320

約数和(自身を除く): 106809080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 41, 56, 62, 70, 82, 124, 140, 155, 164, 173, 205, 217, 248, 280, 287, 310, 328, 346, 410, 434, 574, 620, 692, 820, 865, 868, 1085, 1148, 1211, 1240, 1271, 1384, 1435, 1640, 1730, 1736, 2170, 2296, 2422, 2542, 2870, 3460, 4340, 4844, 5084, 5363, 5740, 6055, 6355, 6920, 7093, 8680, 8897, 9688, 10168, 10726, 11480, 12110, 12710, 14186, 17794, 21452, 24220, 25420, 26815, 28372, 35465, 35588, 37541, 42904, 44485, 48440, 49651, 50840, 53630, 56744, 70930, 71176, 75082, 88970, 99302, 107260, 141860, 150164, 177940, 187705, 198604, 214520, 219883, 248255, 283720, 300328, 355880, 375410, 397208, 439766, 496510, 750820, 879532, 993020, 1099415, 1501640, 1539181, 1759064, 1986040, 2198830, 3078362, 4397660, 6156724, 7695905, 8795320, 12313448, 15391810, 30783620, 61567240]

約数ペア:

[(1, 61567240), (2, 30783620), (4, 15391810), (5, 12313448), (7, 8795320), (8, 7695905), (10, 6156724), (14, 4397660), (20, 3078362), (28, 2198830), (31, 1986040), (35, 1759064), (40, 1539181), (41, 1501640), (56, 1099415), (62, 993020), (70, 879532), (82, 750820), (124, 496510), (140, 439766), (155, 397208), (164, 375410), (173, 355880), (205, 300328), (217, 283720), (248, 248255), (280, 219883), (287, 214520), (310, 198604), (328, 187705), (346, 177940), (410, 150164), (434, 141860), (574, 107260), (620, 99302), (692, 88970), (820, 75082), (865, 71176), (868, 70930), (1085, 56744), (1148, 53630), (1211, 50840), (1240, 49651), (1271, 48440), (1384, 44485), (1435, 42904), (1640, 37541), (1730, 35588), (1736, 35465), (2170, 28372), (2296, 26815), (2422, 25420), (2542, 24220), (2870, 21452), (3460, 17794), (4340, 14186), (4844, 12710), (5084, 12110), (5363, 11480), (5740, 10726), (6055, 10168), (6355, 9688), (6920, 8897), (7093, 8680)]