240235840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:169

約数の個数: 224

約数和(自身を含む): 675924480

約数和(自身を除く): 435688640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 43, 52, 64, 65, 68, 79, 80, 85, 86, 104, 130, 136, 158, 160, 170, 172, 208, 215, 221, 260, 272, 316, 320, 340, 344, 395, 416, 430, 442, 520, 544, 559, 632, 680, 688, 731, 790, 832, 860, 884, 1027, 1040, 1088, 1105, 1118, 1264, 1343, 1360, 1376, 1462, 1580, 1720, 1768, 2054, 2080, 2210, 2236, 2528, 2686, 2720, 2752, 2795, 2924, 3160, 3397, 3440, 3536, 3655, 4108, 4160, 4420, 4472, 5056, 5135, 5372, 5440, 5590, 5848, 6320, 6715, 6794, 6880, 7072, 7310, 8216, 8840, 8944, 9503, 10270, 10744, 11180, 11696, 12640, 13430, 13588, 13760, 14144, 14620, 16432, 16985, 17459, 17680, 17888, 19006, 20540, 21488, 22360, 23392, 25280, 26860, 27176, 29240, 32864, 33970, 34918, 35360, 35776, 38012, 41080, 42976, 44161, 44720, 46784, 47515, 53720, 54352, 57749, 58480, 65728, 67940, 69836, 70720, 76024, 82160, 85952, 87295, 88322, 89440, 95030, 107440, 108704, 115498, 116960, 135880, 139672, 152048, 164320, 174590, 176644, 178880, 190060, 214880, 217408, 220805, 230996, 233920, 271760, 279344, 288745, 304096, 328640, 349180, 353288, 380120, 429760, 441610, 461992, 543520, 558688, 577490, 608192, 698360, 706576, 750737, 760240, 883220, 923984, 1087040, 1117376, 1154980, 1396720, 1413152, 1501474, 1520480, 1766440, 1847968, 2309960, 2793440, 2826304, 3002948, 3040960, 3532880, 3695936, 3753685, 4619920, 5586880, 6005896, 7065760, 7507370, 9239840, 12011792, 14131520, 15014740, 18479680, 24023584, 30029480, 48047168, 60058960, 120117920, 240235840]

約数ペア:

[(1, 240235840), (2, 120117920), (4, 60058960), (5, 48047168), (8, 30029480), (10, 24023584), (13, 18479680), (16, 15014740), (17, 14131520), (20, 12011792), (26, 9239840), (32, 7507370), (34, 7065760), (40, 6005896), (43, 5586880), (52, 4619920), (64, 3753685), (65, 3695936), (68, 3532880), (79, 3040960), (80, 3002948), (85, 2826304), (86, 2793440), (104, 2309960), (130, 1847968), (136, 1766440), (158, 1520480), (160, 1501474), (170, 1413152), (172, 1396720), (208, 1154980), (215, 1117376), (221, 1087040), (260, 923984), (272, 883220), (316, 760240), (320, 750737), (340, 706576), (344, 698360), (395, 608192), (416, 577490), (430, 558688), (442, 543520), (520, 461992), (544, 441610), (559, 429760), (632, 380120), (680, 353288), (688, 349180), (731, 328640), (790, 304096), (832, 288745), (860, 279344), (884, 271760), (1027, 233920), (1040, 230996), (1088, 220805), (1105, 217408), (1118, 214880), (1264, 190060), (1343, 178880), (1360, 176644), (1376, 174590), (1462, 164320), (1580, 152048), (1720, 139672), (1768, 135880), (2054, 116960), (2080, 115498), (2210, 108704), (2236, 107440), (2528, 95030), (2686, 89440), (2720, 88322), (2752, 87295), (2795, 85952), (2924, 82160), (3160, 76024), (3397, 70720), (3440, 69836), (3536, 67940), (3655, 65728), (4108, 58480), (4160, 57749), (4420, 54352), (4472, 53720), (5056, 47515), (5135, 46784), (5372, 44720), (5440, 44161), (5590, 42976), (5848, 41080), (6320, 38012), (6715, 35776), (6794, 35360), (6880, 34918), (7072, 33970), (7310, 32864), (8216, 29240), (8840, 27176), (8944, 26860), (9503, 25280), (10270, 23392), (10744, 22360), (11180, 21488), (11696, 20540), (12640, 19006), (13430, 17888), (13588, 17680), (13760, 17459), (14144, 16985), (14620, 16432)]