505609000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:165

約数の個数: 256

約数和(自身を含む): 1415232000

約数和(自身を除く): 909623000

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 23, 25, 26, 38, 40, 46, 50, 52, 65, 76, 89, 92, 95, 100, 104, 115, 125, 130, 152, 178, 184, 190, 200, 230, 247, 250, 260, 299, 325, 356, 380, 437, 445, 460, 475, 494, 500, 520, 575, 598, 650, 712, 760, 874, 890, 920, 950, 988, 1000, 1150, 1157, 1196, 1235, 1300, 1495, 1625, 1691, 1748, 1780, 1900, 1976, 2047, 2185, 2225, 2300, 2314, 2375, 2392, 2470, 2600, 2875, 2990, 3250, 3382, 3496, 3560, 3800, 4094, 4370, 4450, 4600, 4628, 4750, 4940, 5681, 5750, 5785, 5980, 6175, 6500, 6764, 7475, 8188, 8455, 8740, 8900, 9256, 9500, 9880, 10235, 10925, 11125, 11362, 11500, 11570, 11960, 12350, 13000, 13528, 14950, 16376, 16910, 17480, 17800, 19000, 20470, 21850, 21983, 22250, 22724, 23000, 23140, 24700, 26611, 28405, 28925, 29900, 30875, 33820, 37375, 38893, 40940, 42275, 43700, 43966, 44500, 45448, 46280, 49400, 51175, 53222, 54625, 56810, 57850, 59800, 61750, 67640, 74750, 77786, 81880, 84550, 87400, 87932, 89000, 102350, 106444, 109250, 109915, 113620, 115700, 123500, 133055, 142025, 144625, 149500, 155572, 169100, 175864, 194465, 204700, 211375, 212888, 218500, 219830, 227240, 231400, 247000, 255875, 266110, 284050, 289250, 299000, 311144, 338200, 388930, 409400, 422750, 437000, 439660, 505609, 511750, 532220, 549575, 568100, 578500, 665275, 710125, 777860, 845500, 879320, 972325, 1011218, 1023500, 1064440, 1099150, 1136200, 1157000, 1330550, 1420250, 1555720, 1691000, 1944650, 2022436, 2047000, 2198300, 2528045, 2661100, 2747875, 2840500, 3326375, 3889300, 4044872, 4396600, 4861625, 5056090, 5322200, 5495750, 5681000, 6652750, 7778600, 9723250, 10112180, 10991500, 12640225, 13305500, 19446500, 20224360, 21983000, 25280450, 26611000, 38893000, 50560900, 63201125, 101121800, 126402250, 252804500, 505609000]

約数ペア:

[(1, 505609000), (2, 252804500), (4, 126402250), (5, 101121800), (8, 63201125), (10, 50560900), (13, 38893000), (19, 26611000), (20, 25280450), (23, 21983000), (25, 20224360), (26, 19446500), (38, 13305500), (40, 12640225), (46, 10991500), (50, 10112180), (52, 9723250), (65, 7778600), (76, 6652750), (89, 5681000), (92, 5495750), (95, 5322200), (100, 5056090), (104, 4861625), (115, 4396600), (125, 4044872), (130, 3889300), (152, 3326375), (178, 2840500), (184, 2747875), (190, 2661100), (200, 2528045), (230, 2198300), (247, 2047000), (250, 2022436), (260, 1944650), (299, 1691000), (325, 1555720), (356, 1420250), (380, 1330550), (437, 1157000), (445, 1136200), (460, 1099150), (475, 1064440), (494, 1023500), (500, 1011218), (520, 972325), (575, 879320), (598, 845500), (650, 777860), (712, 710125), (760, 665275), (874, 578500), (890, 568100), (920, 549575), (950, 532220), (988, 511750), (1000, 505609), (1150, 439660), (1157, 437000), (1196, 422750), (1235, 409400), (1300, 388930), (1495, 338200), (1625, 311144), (1691, 299000), (1748, 289250), (1780, 284050), (1900, 266110), (1976, 255875), (2047, 247000), (2185, 231400), (2225, 227240), (2300, 219830), (2314, 218500), (2375, 212888), (2392, 211375), (2470, 204700), (2600, 194465), (2875, 175864), (2990, 169100), (3250, 155572), (3382, 149500), (3496, 144625), (3560, 142025), (3800, 133055), (4094, 123500), (4370, 115700), (4450, 113620), (4600, 109915), (4628, 109250), (4750, 106444), (4940, 102350), (5681, 89000), (5750, 87932), (5785, 87400), (5980, 84550), (6175, 81880), (6500, 77786), (6764, 74750), (7475, 67640), (8188, 61750), (8455, 59800), (8740, 57850), (8900, 56810), (9256, 54625), (9500, 53222), (9880, 51175), (10235, 49400), (10925, 46280), (11125, 45448), (11362, 44500), (11500, 43966), (11570, 43700), (11960, 42275), (12350, 40940), (13000, 38893), (13528, 37375), (14950, 33820), (16376, 30875), (16910, 29900), (17480, 28925), (17800, 28405), (19000, 26611), (20470, 24700), (21850, 23140), (21983, 23000), (22250, 22724)]