681334680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:354

約数の個数: 256

約数和(自身を含む): 2348236800

約数和(自身を除く): 1666902120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 127, 130, 152, 156, 181, 190, 195, 228, 247, 254, 260, 285, 312, 362, 380, 381, 390, 456, 494, 508, 520, 543, 570, 635, 724, 741, 760, 762, 780, 905, 988, 1016, 1086, 1140, 1235, 1270, 1448, 1482, 1524, 1560, 1651, 1810, 1905, 1976, 2172, 2280, 2353, 2413, 2470, 2540, 2715, 2964, 3048, 3302, 3439, 3620, 3705, 3810, 4344, 4706, 4826, 4940, 4953, 5080, 5430, 5928, 6604, 6878, 7059, 7239, 7240, 7410, 7620, 8255, 9412, 9652, 9880, 9906, 10317, 10860, 11765, 12065, 13208, 13756, 14118, 14478, 14820, 15240, 16510, 17195, 18824, 19304, 19812, 20634, 21720, 22987, 23530, 24130, 24765, 27512, 28236, 28956, 29640, 31369, 33020, 34390, 35295, 36195, 39624, 41268, 44707, 45974, 47060, 48260, 49530, 51585, 56472, 57912, 62738, 66040, 68780, 68961, 70590, 72390, 82536, 89414, 91948, 94107, 94120, 96520, 99060, 103170, 114935, 125476, 134121, 137560, 137922, 141180, 144780, 156845, 178828, 183896, 188214, 198120, 206340, 223535, 229870, 250952, 268242, 275844, 282360, 289560, 298831, 313690, 344805, 357656, 376428, 412680, 436753, 447070, 459740, 470535, 536484, 551688, 597662, 627380, 670605, 689610, 752856, 873506, 894140, 896493, 919480, 941070, 1072968, 1195324, 1254760, 1310259, 1341210, 1379220, 1494155, 1747012, 1788280, 1792986, 1882140, 2183765, 2390648, 2620518, 2682420, 2758440, 2988310, 3494024, 3585972, 3764280, 4367530, 4482465, 5241036, 5364840, 5677789, 5976620, 6551295, 7171944, 8735060, 8964930, 10482072, 11355578, 11953240, 13102590, 17033367, 17470120, 17929860, 22711156, 26205180, 28388945, 34066734, 35859720, 45422312, 52410360, 56777890, 68133468, 85166835, 113555780, 136266936, 170333670, 227111560, 340667340, 681334680]

約数ペア:

[(1, 681334680), (2, 340667340), (3, 227111560), (4, 170333670), (5, 136266936), (6, 113555780), (8, 85166835), (10, 68133468), (12, 56777890), (13, 52410360), (15, 45422312), (19, 35859720), (20, 34066734), (24, 28388945), (26, 26205180), (30, 22711156), (38, 17929860), (39, 17470120), (40, 17033367), (52, 13102590), (57, 11953240), (60, 11355578), (65, 10482072), (76, 8964930), (78, 8735060), (95, 7171944), (104, 6551295), (114, 5976620), (120, 5677789), (127, 5364840), (130, 5241036), (152, 4482465), (156, 4367530), (181, 3764280), (190, 3585972), (195, 3494024), (228, 2988310), (247, 2758440), (254, 2682420), (260, 2620518), (285, 2390648), (312, 2183765), (362, 1882140), (380, 1792986), (381, 1788280), (390, 1747012), (456, 1494155), (494, 1379220), (508, 1341210), (520, 1310259), (543, 1254760), (570, 1195324), (635, 1072968), (724, 941070), (741, 919480), (760, 896493), (762, 894140), (780, 873506), (905, 752856), (988, 689610), (1016, 670605), (1086, 627380), (1140, 597662), (1235, 551688), (1270, 536484), (1448, 470535), (1482, 459740), (1524, 447070), (1560, 436753), (1651, 412680), (1810, 376428), (1905, 357656), (1976, 344805), (2172, 313690), (2280, 298831), (2353, 289560), (2413, 282360), (2470, 275844), (2540, 268242), (2715, 250952), (2964, 229870), (3048, 223535), (3302, 206340), (3439, 198120), (3620, 188214), (3705, 183896), (3810, 178828), (4344, 156845), (4706, 144780), (4826, 141180), (4940, 137922), (4953, 137560), (5080, 134121), (5430, 125476), (5928, 114935), (6604, 103170), (6878, 99060), (7059, 96520), (7239, 94120), (7240, 94107), (7410, 91948), (7620, 89414), (8255, 82536), (9412, 72390), (9652, 70590), (9880, 68961), (9906, 68780), (10317, 66040), (10860, 62738), (11765, 57912), (12065, 56472), (13208, 51585), (13756, 49530), (14118, 48260), (14478, 47060), (14820, 45974), (15240, 44707), (16510, 41268), (17195, 39624), (18824, 36195), (19304, 35295), (19812, 34390), (20634, 33020), (21720, 31369), (22987, 29640), (23530, 28956), (24130, 28236), (24765, 27512)]