280032480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2137}}^1$

素因数の和:2178

約数の個数: 288

約数和(自身を含む): 1176686784

約数和(自身を除く): 896654304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 336, 360, 364, 390, 416, 420, 455, 468, 480, 504, 520, 546, 560, 585, 624, 630, 672, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1120, 1170, 1248, 1260, 1365, 1440, 1456, 1560, 1638, 1680, 1820, 1872, 2016, 2080, 2137, 2184, 2340, 2520, 2730, 2912, 3120, 3276, 3360, 3640, 3744, 4095, 4274, 4368, 4680, 5040, 5460, 6240, 6411, 6552, 7280, 8190, 8548, 8736, 9360, 10080, 10685, 10920, 12822, 13104, 14560, 14959, 16380, 17096, 18720, 19233, 21370, 21840, 25644, 26208, 27781, 29918, 32055, 32760, 34192, 38466, 42740, 43680, 44877, 51288, 55562, 59836, 64110, 65520, 68384, 74795, 76932, 83343, 85480, 89754, 96165, 102576, 111124, 119672, 128220, 131040, 134631, 138905, 149590, 153864, 166686, 170960, 179508, 192330, 194467, 205152, 222248, 224385, 239344, 250029, 256440, 269262, 277810, 299180, 307728, 333372, 341920, 359016, 384660, 388934, 416715, 444496, 448770, 478688, 500058, 512880, 538524, 555620, 583401, 598360, 615456, 666744, 673155, 718032, 769320, 777868, 833430, 888992, 897540, 972335, 1000116, 1025760, 1077048, 1111240, 1166802, 1196720, 1250145, 1333488, 1346310, 1436064, 1538640, 1555736, 1666860, 1750203, 1795080, 1944670, 2000232, 2154096, 2222480, 2333604, 2393440, 2500290, 2666976, 2692620, 2917005, 3077280, 3111472, 3333720, 3500406, 3590160, 3889340, 4000464, 4308192, 4444960, 4667208, 5000580, 5385240, 5834010, 6222944, 6667440, 7000812, 7180320, 7778680, 8000928, 8751015, 9334416, 10001160, 10770480, 11668020, 13334880, 14001624, 15557360, 17502030, 18668832, 20002320, 21540960, 23336040, 28003248, 31114720, 35004060, 40004640, 46672080, 56006496, 70008120, 93344160, 140016240, 280032480]

約数ペア:

[(1, 280032480), (2, 140016240), (3, 93344160), (4, 70008120), (5, 56006496), (6, 46672080), (7, 40004640), (8, 35004060), (9, 31114720), (10, 28003248), (12, 23336040), (13, 21540960), (14, 20002320), (15, 18668832), (16, 17502030), (18, 15557360), (20, 14001624), (21, 13334880), (24, 11668020), (26, 10770480), (28, 10001160), (30, 9334416), (32, 8751015), (35, 8000928), (36, 7778680), (39, 7180320), (40, 7000812), (42, 6667440), (45, 6222944), (48, 5834010), (52, 5385240), (56, 5000580), (60, 4667208), (63, 4444960), (65, 4308192), (70, 4000464), (72, 3889340), (78, 3590160), (80, 3500406), (84, 3333720), (90, 3111472), (91, 3077280), (96, 2917005), (104, 2692620), (105, 2666976), (112, 2500290), (117, 2393440), (120, 2333604), (126, 2222480), (130, 2154096), (140, 2000232), (144, 1944670), (156, 1795080), (160, 1750203), (168, 1666860), (180, 1555736), (182, 1538640), (195, 1436064), (208, 1346310), (210, 1333488), (224, 1250145), (234, 1196720), (240, 1166802), (252, 1111240), (260, 1077048), (273, 1025760), (280, 1000116), (288, 972335), (312, 897540), (315, 888992), (336, 833430), (360, 777868), (364, 769320), (390, 718032), (416, 673155), (420, 666744), (455, 615456), (468, 598360), (480, 583401), (504, 555620), (520, 538524), (546, 512880), (560, 500058), (585, 478688), (624, 448770), (630, 444496), (672, 416715), (720, 388934), (728, 384660), (780, 359016), (819, 341920), (840, 333372), (910, 307728), (936, 299180), (1008, 277810), (1040, 269262), (1092, 256440), (1120, 250029), (1170, 239344), (1248, 224385), (1260, 222248), (1365, 205152), (1440, 194467), (1456, 192330), (1560, 179508), (1638, 170960), (1680, 166686), (1820, 153864), (1872, 149590), (2016, 138905), (2080, 134631), (2137, 131040), (2184, 128220), (2340, 119672), (2520, 111124), (2730, 102576), (2912, 96165), (3120, 89754), (3276, 85480), (3360, 83343), (3640, 76932), (3744, 74795), (4095, 68384), (4274, 65520), (4368, 64110), (4680, 59836), (5040, 55562), (5460, 51288), (6240, 44877), (6411, 43680), (6552, 42740), (7280, 38466), (8190, 34192), (8548, 32760), (8736, 32055), (9360, 29918), (10080, 27781), (10685, 26208), (10920, 25644), (12822, 21840), (13104, 21370), (14560, 19233), (14959, 18720), (16380, 17096)]