280899000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{23}}^2\times {\mathrm{59}}^1$

素因数の和:132

約数の個数: 288

約数和(自身を含む): 1009335600

約数和(自身を除く): 728436600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 25, 30, 36, 40, 45, 46, 50, 59, 60, 69, 72, 75, 90, 92, 100, 115, 118, 120, 125, 138, 150, 177, 180, 184, 200, 207, 225, 230, 236, 250, 276, 295, 300, 345, 354, 360, 375, 414, 450, 460, 472, 500, 529, 531, 552, 575, 590, 600, 690, 708, 750, 828, 885, 900, 920, 1000, 1035, 1058, 1062, 1125, 1150, 1180, 1357, 1380, 1416, 1475, 1500, 1587, 1656, 1725, 1770, 1800, 2070, 2116, 2124, 2250, 2300, 2360, 2645, 2655, 2714, 2760, 2875, 2950, 3000, 3174, 3450, 3540, 4071, 4140, 4232, 4248, 4425, 4500, 4600, 4761, 5175, 5290, 5310, 5428, 5750, 5900, 6348, 6785, 6900, 7080, 7375, 7935, 8142, 8280, 8625, 8850, 9000, 9522, 10350, 10580, 10620, 10856, 11500, 11800, 12213, 12696, 13225, 13275, 13570, 13800, 14750, 15870, 16284, 17250, 17700, 19044, 20355, 20700, 21160, 21240, 22125, 23000, 23805, 24426, 25875, 26450, 26550, 27140, 29500, 31211, 31740, 32568, 33925, 34500, 35400, 38088, 39675, 40710, 41400, 44250, 47610, 48852, 51750, 52900, 53100, 54280, 59000, 61065, 62422, 63480, 66125, 66375, 67850, 69000, 79350, 81420, 88500, 93633, 95220, 97704, 101775, 103500, 105800, 106200, 119025, 122130, 124844, 132250, 132750, 135700, 156055, 158700, 162840, 169625, 177000, 187266, 190440, 198375, 203550, 207000, 238050, 244260, 249688, 264500, 265500, 271400, 280899, 305325, 312110, 317400, 339250, 374532, 396750, 407100, 468165, 476100, 488520, 508875, 529000, 531000, 561798, 595125, 610650, 624220, 678500, 749064, 780275, 793500, 814200, 936330, 952200, 1017750, 1123596, 1190250, 1221300, 1248440, 1357000, 1404495, 1526625, 1560550, 1587000, 1872660, 2035500, 2247192, 2340825, 2380500, 2442600, 2808990, 3053250, 3121100, 3745320, 3901375, 4071000, 4681650, 4761000, 5617980, 6106500, 6242200, 7022475, 7802750, 9363300, 11235960, 11704125, 12213000, 14044950, 15605500, 18726600, 23408250, 28089900, 31211000, 35112375, 46816500, 56179800, 70224750, 93633000, 140449500, 280899000]

約数ペア:

[(1, 280899000), (2, 140449500), (3, 93633000), (4, 70224750), (5, 56179800), (6, 46816500), (8, 35112375), (9, 31211000), (10, 28089900), (12, 23408250), (15, 18726600), (18, 15605500), (20, 14044950), (23, 12213000), (24, 11704125), (25, 11235960), (30, 9363300), (36, 7802750), (40, 7022475), (45, 6242200), (46, 6106500), (50, 5617980), (59, 4761000), (60, 4681650), (69, 4071000), (72, 3901375), (75, 3745320), (90, 3121100), (92, 3053250), (100, 2808990), (115, 2442600), (118, 2380500), (120, 2340825), (125, 2247192), (138, 2035500), (150, 1872660), (177, 1587000), (180, 1560550), (184, 1526625), (200, 1404495), (207, 1357000), (225, 1248440), (230, 1221300), (236, 1190250), (250, 1123596), (276, 1017750), (295, 952200), (300, 936330), (345, 814200), (354, 793500), (360, 780275), (375, 749064), (414, 678500), (450, 624220), (460, 610650), (472, 595125), (500, 561798), (529, 531000), (531, 529000), (552, 508875), (575, 488520), (590, 476100), (600, 468165), (690, 407100), (708, 396750), (750, 374532), (828, 339250), (885, 317400), (900, 312110), (920, 305325), (1000, 280899), (1035, 271400), (1058, 265500), (1062, 264500), (1125, 249688), (1150, 244260), (1180, 238050), (1357, 207000), (1380, 203550), (1416, 198375), (1475, 190440), (1500, 187266), (1587, 177000), (1656, 169625), (1725, 162840), (1770, 158700), (1800, 156055), (2070, 135700), (2116, 132750), (2124, 132250), (2250, 124844), (2300, 122130), (2360, 119025), (2645, 106200), (2655, 105800), (2714, 103500), (2760, 101775), (2875, 97704), (2950, 95220), (3000, 93633), (3174, 88500), (3450, 81420), (3540, 79350), (4071, 69000), (4140, 67850), (4232, 66375), (4248, 66125), (4425, 63480), (4500, 62422), (4600, 61065), (4761, 59000), (5175, 54280), (5290, 53100), (5310, 52900), (5428, 51750), (5750, 48852), (5900, 47610), (6348, 44250), (6785, 41400), (6900, 40710), (7080, 39675), (7375, 38088), (7935, 35400), (8142, 34500), (8280, 33925), (8625, 32568), (8850, 31740), (9000, 31211), (9522, 29500), (10350, 27140), (10580, 26550), (10620, 26450), (10856, 25875), (11500, 24426), (11800, 23805), (12213, 23000), (12696, 22125), (13225, 21240), (13275, 21160), (13570, 20700), (13800, 20355), (14750, 19044), (15870, 17700), (16284, 17250)]