247794960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1109}}^1$

素因数の和:1158

約数の個数: 240

約数和(自身を含む): 941457600

約数和(自身を除く): 693662640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 49, 56, 57, 60, 70, 76, 80, 84, 95, 98, 105, 112, 114, 120, 133, 140, 147, 152, 168, 190, 196, 210, 228, 240, 245, 266, 280, 285, 294, 304, 336, 380, 392, 399, 420, 456, 490, 532, 560, 570, 588, 665, 735, 760, 784, 798, 840, 912, 931, 980, 1064, 1109, 1140, 1176, 1330, 1470, 1520, 1596, 1680, 1862, 1960, 1995, 2128, 2218, 2280, 2352, 2660, 2793, 2940, 3192, 3327, 3724, 3920, 3990, 4436, 4560, 4655, 5320, 5545, 5586, 5880, 6384, 6654, 7448, 7763, 7980, 8872, 9310, 10640, 11090, 11172, 11760, 13308, 13965, 14896, 15526, 15960, 16635, 17744, 18620, 21071, 22180, 22344, 23289, 26616, 27930, 31052, 31920, 33270, 37240, 38815, 42142, 44360, 44688, 46578, 53232, 54341, 55860, 62104, 63213, 66540, 74480, 77630, 84284, 88720, 93156, 105355, 108682, 111720, 116445, 124208, 126426, 133080, 147497, 155260, 163023, 168568, 186312, 210710, 217364, 223440, 232890, 252852, 266160, 271705, 294994, 310520, 316065, 326046, 337136, 372624, 421420, 434728, 442491, 465780, 505704, 543410, 589988, 621040, 632130, 652092, 737485, 815115, 842840, 869456, 884982, 931560, 1011408, 1032479, 1086820, 1179976, 1264260, 1304184, 1474970, 1630230, 1685680, 1769964, 1863120, 2064958, 2173640, 2212455, 2359952, 2528520, 2608368, 2949940, 3097437, 3260460, 3539928, 4129916, 4347280, 4424910, 5057040, 5162395, 5899880, 6194874, 6520920, 7079856, 8259832, 8849820, 10324790, 11799760, 12389748, 13041840, 15487185, 16519664, 17699640, 20649580, 24779496, 30974370, 35399280, 41299160, 49558992, 61948740, 82598320, 123897480, 247794960]

約数ペア:

[(1, 247794960), (2, 123897480), (3, 82598320), (4, 61948740), (5, 49558992), (6, 41299160), (7, 35399280), (8, 30974370), (10, 24779496), (12, 20649580), (14, 17699640), (15, 16519664), (16, 15487185), (19, 13041840), (20, 12389748), (21, 11799760), (24, 10324790), (28, 8849820), (30, 8259832), (35, 7079856), (38, 6520920), (40, 6194874), (42, 5899880), (48, 5162395), (49, 5057040), (56, 4424910), (57, 4347280), (60, 4129916), (70, 3539928), (76, 3260460), (80, 3097437), (84, 2949940), (95, 2608368), (98, 2528520), (105, 2359952), (112, 2212455), (114, 2173640), (120, 2064958), (133, 1863120), (140, 1769964), (147, 1685680), (152, 1630230), (168, 1474970), (190, 1304184), (196, 1264260), (210, 1179976), (228, 1086820), (240, 1032479), (245, 1011408), (266, 931560), (280, 884982), (285, 869456), (294, 842840), (304, 815115), (336, 737485), (380, 652092), (392, 632130), (399, 621040), (420, 589988), (456, 543410), (490, 505704), (532, 465780), (560, 442491), (570, 434728), (588, 421420), (665, 372624), (735, 337136), (760, 326046), (784, 316065), (798, 310520), (840, 294994), (912, 271705), (931, 266160), (980, 252852), (1064, 232890), (1109, 223440), (1140, 217364), (1176, 210710), (1330, 186312), (1470, 168568), (1520, 163023), (1596, 155260), (1680, 147497), (1862, 133080), (1960, 126426), (1995, 124208), (2128, 116445), (2218, 111720), (2280, 108682), (2352, 105355), (2660, 93156), (2793, 88720), (2940, 84284), (3192, 77630), (3327, 74480), (3724, 66540), (3920, 63213), (3990, 62104), (4436, 55860), (4560, 54341), (4655, 53232), (5320, 46578), (5545, 44688), (5586, 44360), (5880, 42142), (6384, 38815), (6654, 37240), (7448, 33270), (7763, 31920), (7980, 31052), (8872, 27930), (9310, 26616), (10640, 23289), (11090, 22344), (11172, 22180), (11760, 21071), (13308, 18620), (13965, 17744), (14896, 16635), (15526, 15960)]