240268560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{20431}}^1$

素因数の和:20461

約数の個数: 120

約数和(自身を含む): 866480256

約数和(自身を除く): 626211696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 20431, 40862, 61293, 81724, 102155, 122586, 143017, 163448, 204310, 245172, 286034, 306465, 326896, 408620, 429051, 490344, 572068, 612930, 715085, 817240, 858102, 980688, 1001119, 1144136, 1225860, 1430170, 1634480, 1716204, 2002238, 2145255, 2288272, 2451720, 2860340, 3003357, 3432408, 4004476, 4290510, 4903440, 5005595, 5720680, 6006714, 6864816, 8008952, 8581020, 10011190, 11441360, 12013428, 15016785, 16017904, 17162040, 20022380, 24026856, 30033570, 34324080, 40044760, 48053712, 60067140, 80089520, 120134280, 240268560]

約数ペア:

[(1, 240268560), (2, 120134280), (3, 80089520), (4, 60067140), (5, 48053712), (6, 40044760), (7, 34324080), (8, 30033570), (10, 24026856), (12, 20022380), (14, 17162040), (15, 16017904), (16, 15016785), (20, 12013428), (21, 11441360), (24, 10011190), (28, 8581020), (30, 8008952), (35, 6864816), (40, 6006714), (42, 5720680), (48, 5005595), (49, 4903440), (56, 4290510), (60, 4004476), (70, 3432408), (80, 3003357), (84, 2860340), (98, 2451720), (105, 2288272), (112, 2145255), (120, 2002238), (140, 1716204), (147, 1634480), (168, 1430170), (196, 1225860), (210, 1144136), (240, 1001119), (245, 980688), (280, 858102), (294, 817240), (336, 715085), (392, 612930), (420, 572068), (490, 490344), (560, 429051), (588, 408620), (735, 326896), (784, 306465), (840, 286034), (980, 245172), (1176, 204310), (1470, 163448), (1680, 143017), (1960, 122586), (2352, 102155), (2940, 81724), (3920, 61293), (5880, 40862), (11760, 20431)]