180987000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:151

約数の個数: 256

約数和(自身を含む): 612817920

約数和(自身を除く): 431830920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 25, 30, 40, 43, 46, 50, 60, 61, 69, 75, 86, 92, 100, 115, 120, 122, 125, 129, 138, 150, 172, 183, 184, 200, 215, 230, 244, 250, 258, 276, 300, 305, 344, 345, 366, 375, 430, 460, 488, 500, 516, 552, 575, 600, 610, 645, 690, 732, 750, 860, 915, 920, 989, 1000, 1032, 1075, 1150, 1220, 1290, 1380, 1403, 1464, 1500, 1525, 1720, 1725, 1830, 1978, 2150, 2300, 2440, 2580, 2623, 2760, 2806, 2875, 2967, 3000, 3050, 3225, 3450, 3660, 3956, 4209, 4300, 4575, 4600, 4945, 5160, 5246, 5375, 5612, 5750, 5934, 6100, 6450, 6900, 7015, 7320, 7625, 7869, 7912, 8418, 8600, 8625, 9150, 9890, 10492, 10750, 11224, 11500, 11868, 12200, 12900, 13115, 13800, 14030, 14835, 15250, 15738, 16125, 16836, 17250, 18300, 19780, 20984, 21045, 21500, 22875, 23000, 23736, 24725, 25800, 26230, 28060, 29670, 30500, 31476, 32250, 33672, 34500, 35075, 36600, 39345, 39560, 42090, 43000, 45750, 49450, 52460, 56120, 59340, 60329, 61000, 62952, 64500, 65575, 69000, 70150, 74175, 78690, 84180, 91500, 98900, 104920, 105225, 118680, 120658, 123625, 129000, 131150, 140300, 148350, 157380, 168360, 175375, 180987, 183000, 196725, 197800, 210450, 241316, 247250, 262300, 280600, 296700, 301645, 314760, 327875, 350750, 361974, 370875, 393450, 420900, 482632, 494500, 524600, 526125, 593400, 603290, 655750, 701500, 723948, 741750, 786900, 841800, 904935, 983625, 989000, 1052250, 1206580, 1311500, 1403000, 1447896, 1483500, 1508225, 1573800, 1809870, 1967250, 2104500, 2413160, 2623000, 2967000, 3016450, 3619740, 3934500, 4209000, 4524675, 6032900, 7239480, 7541125, 7869000, 9049350, 12065800, 15082250, 18098700, 22623375, 30164500, 36197400, 45246750, 60329000, 90493500, 180987000]

約数ペア:

[(1, 180987000), (2, 90493500), (3, 60329000), (4, 45246750), (5, 36197400), (6, 30164500), (8, 22623375), (10, 18098700), (12, 15082250), (15, 12065800), (20, 9049350), (23, 7869000), (24, 7541125), (25, 7239480), (30, 6032900), (40, 4524675), (43, 4209000), (46, 3934500), (50, 3619740), (60, 3016450), (61, 2967000), (69, 2623000), (75, 2413160), (86, 2104500), (92, 1967250), (100, 1809870), (115, 1573800), (120, 1508225), (122, 1483500), (125, 1447896), (129, 1403000), (138, 1311500), (150, 1206580), (172, 1052250), (183, 989000), (184, 983625), (200, 904935), (215, 841800), (230, 786900), (244, 741750), (250, 723948), (258, 701500), (276, 655750), (300, 603290), (305, 593400), (344, 526125), (345, 524600), (366, 494500), (375, 482632), (430, 420900), (460, 393450), (488, 370875), (500, 361974), (516, 350750), (552, 327875), (575, 314760), (600, 301645), (610, 296700), (645, 280600), (690, 262300), (732, 247250), (750, 241316), (860, 210450), (915, 197800), (920, 196725), (989, 183000), (1000, 180987), (1032, 175375), (1075, 168360), (1150, 157380), (1220, 148350), (1290, 140300), (1380, 131150), (1403, 129000), (1464, 123625), (1500, 120658), (1525, 118680), (1720, 105225), (1725, 104920), (1830, 98900), (1978, 91500), (2150, 84180), (2300, 78690), (2440, 74175), (2580, 70150), (2623, 69000), (2760, 65575), (2806, 64500), (2875, 62952), (2967, 61000), (3000, 60329), (3050, 59340), (3225, 56120), (3450, 52460), (3660, 49450), (3956, 45750), (4209, 43000), (4300, 42090), (4575, 39560), (4600, 39345), (4945, 36600), (5160, 35075), (5246, 34500), (5375, 33672), (5612, 32250), (5750, 31476), (5934, 30500), (6100, 29670), (6450, 28060), (6900, 26230), (7015, 25800), (7320, 24725), (7625, 23736), (7869, 23000), (7912, 22875), (8418, 21500), (8600, 21045), (8625, 20984), (9150, 19780), (9890, 18300), (10492, 17250), (10750, 16836), (11224, 16125), (11500, 15738), (11868, 15250), (12200, 14835), (12900, 14030), (13115, 13800)]