1018210000

素因数分解:

$2^4\times 5^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:303

約数の個数: 200

約数和(自身を含む): 2719379520

約数和(自身を除く): 1701169520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 25, 38, 40, 46, 50, 76, 80, 92, 95, 100, 115, 125, 152, 184, 190, 200, 230, 233, 250, 304, 368, 380, 400, 437, 460, 466, 475, 500, 575, 625, 760, 874, 920, 932, 950, 1000, 1150, 1165, 1250, 1520, 1748, 1840, 1864, 1900, 2000, 2185, 2300, 2330, 2375, 2500, 2875, 3496, 3728, 3800, 4370, 4427, 4600, 4660, 4750, 5000, 5359, 5750, 5825, 6992, 7600, 8740, 8854, 9200, 9320, 9500, 10000, 10718, 10925, 11500, 11650, 11875, 14375, 17480, 17708, 18640, 19000, 21436, 21850, 22135, 23000, 23300, 23750, 26795, 28750, 29125, 34960, 35416, 38000, 42872, 43700, 44270, 46000, 46600, 47500, 53590, 54625, 57500, 58250, 70832, 85744, 87400, 88540, 93200, 95000, 101821, 107180, 109250, 110675, 115000, 116500, 133975, 145625, 174800, 177080, 190000, 203642, 214360, 218500, 221350, 230000, 233000, 267950, 273125, 291250, 354160, 407284, 428720, 437000, 442700, 466000, 509105, 535900, 546250, 553375, 582500, 669875, 814568, 874000, 885400, 1018210, 1071800, 1092500, 1106750, 1165000, 1339750, 1629136, 1770800, 2036420, 2143600, 2185000, 2213500, 2330000, 2545525, 2679500, 2766875, 3349375, 4072840, 4370000, 4427000, 5091050, 5359000, 5533750, 6698750, 8145680, 8854000, 10182100, 10718000, 11067500, 12727625, 13397500, 20364200, 22135000, 25455250, 26795000, 40728400, 44270000, 50910500, 53590000, 63638125, 101821000, 127276250, 203642000, 254552500, 509105000, 1018210000]

約数ペア:

[(1, 1018210000), (2, 509105000), (4, 254552500), (5, 203642000), (8, 127276250), (10, 101821000), (16, 63638125), (19, 53590000), (20, 50910500), (23, 44270000), (25, 40728400), (38, 26795000), (40, 25455250), (46, 22135000), (50, 20364200), (76, 13397500), (80, 12727625), (92, 11067500), (95, 10718000), (100, 10182100), (115, 8854000), (125, 8145680), (152, 6698750), (184, 5533750), (190, 5359000), (200, 5091050), (230, 4427000), (233, 4370000), (250, 4072840), (304, 3349375), (368, 2766875), (380, 2679500), (400, 2545525), (437, 2330000), (460, 2213500), (466, 2185000), (475, 2143600), (500, 2036420), (575, 1770800), (625, 1629136), (760, 1339750), (874, 1165000), (920, 1106750), (932, 1092500), (950, 1071800), (1000, 1018210), (1150, 885400), (1165, 874000), (1250, 814568), (1520, 669875), (1748, 582500), (1840, 553375), (1864, 546250), (1900, 535900), (2000, 509105), (2185, 466000), (2300, 442700), (2330, 437000), (2375, 428720), (2500, 407284), (2875, 354160), (3496, 291250), (3728, 273125), (3800, 267950), (4370, 233000), (4427, 230000), (4600, 221350), (4660, 218500), (4750, 214360), (5000, 203642), (5359, 190000), (5750, 177080), (5825, 174800), (6992, 145625), (7600, 133975), (8740, 116500), (8854, 115000), (9200, 110675), (9320, 109250), (9500, 107180), (10000, 101821), (10718, 95000), (10925, 93200), (11500, 88540), (11650, 87400), (11875, 85744), (14375, 70832), (17480, 58250), (17708, 57500), (18640, 54625), (19000, 53590), (21436, 47500), (21850, 46600), (22135, 46000), (23000, 44270), (23300, 43700), (23750, 42872), (26795, 38000), (28750, 35416), (29125, 34960)]