40290480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1$

素因数の和:856

約数の個数: 160

約数和(自身を含む): 144990720

約数和(自身を除く): 104700240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 180, 184, 207, 216, 230, 240, 270, 276, 345, 360, 368, 414, 432, 460, 540, 552, 621, 690, 720, 811, 828, 920, 1035, 1080, 1104, 1242, 1380, 1622, 1656, 1840, 2070, 2160, 2433, 2484, 2760, 3105, 3244, 3312, 4055, 4140, 4866, 4968, 5520, 6210, 6488, 7299, 8110, 8280, 9732, 9936, 12165, 12420, 12976, 14598, 16220, 16560, 18653, 19464, 21897, 24330, 24840, 29196, 32440, 36495, 37306, 38928, 43794, 48660, 49680, 55959, 58392, 64880, 72990, 74612, 87588, 93265, 97320, 109485, 111918, 116784, 145980, 149224, 167877, 175176, 186530, 194640, 218970, 223836, 279795, 291960, 298448, 335754, 350352, 373060, 437940, 447672, 503631, 559590, 583920, 671508, 746120, 839385, 875880, 895344, 1007262, 1119180, 1343016, 1492240, 1678770, 1751760, 2014524, 2238360, 2518155, 2686032, 3357540, 4029048, 4476720, 5036310, 6715080, 8058096, 10072620, 13430160, 20145240, 40290480]

約数ペア:

[(1, 40290480), (2, 20145240), (3, 13430160), (4, 10072620), (5, 8058096), (6, 6715080), (8, 5036310), (9, 4476720), (10, 4029048), (12, 3357540), (15, 2686032), (16, 2518155), (18, 2238360), (20, 2014524), (23, 1751760), (24, 1678770), (27, 1492240), (30, 1343016), (36, 1119180), (40, 1007262), (45, 895344), (46, 875880), (48, 839385), (54, 746120), (60, 671508), (69, 583920), (72, 559590), (80, 503631), (90, 447672), (92, 437940), (108, 373060), (115, 350352), (120, 335754), (135, 298448), (138, 291960), (144, 279795), (180, 223836), (184, 218970), (207, 194640), (216, 186530), (230, 175176), (240, 167877), (270, 149224), (276, 145980), (345, 116784), (360, 111918), (368, 109485), (414, 97320), (432, 93265), (460, 87588), (540, 74612), (552, 72990), (621, 64880), (690, 58392), (720, 55959), (811, 49680), (828, 48660), (920, 43794), (1035, 38928), (1080, 37306), (1104, 36495), (1242, 32440), (1380, 29196), (1622, 24840), (1656, 24330), (1840, 21897), (2070, 19464), (2160, 18653), (2433, 16560), (2484, 16220), (2760, 14598), (3105, 12976), (3244, 12420), (3312, 12165), (4055, 9936), (4140, 9732), (4866, 8280), (4968, 8110), (5520, 7299), (6210, 6488)]