2155905000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{23}}^1\times {\mathrm{2083}}^1$

素因数の和:2138

約数の個数: 240

約数和(自身を含む): 7617186720

約数和(自身を除く): 5461281720

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, 60, 69, 72, 75, 90, 92, 100, 115, 120, 125, 138, 150, 180, 184, 200, 207, 225, 230, 250, 276, 300, 345, 360, 375, 414, 450, 460, 500, 552, 575, 600, 625, 690, 750, 828, 900, 920, 1000, 1035, 1125, 1150, 1250, 1380, 1500, 1656, 1725, 1800, 1875, 2070, 2083, 2250, 2300, 2500, 2760, 2875, 3000, 3450, 3750, 4140, 4166, 4500, 4600, 5000, 5175, 5625, 5750, 6249, 6900, 7500, 8280, 8332, 8625, 9000, 10350, 10415, 11250, 11500, 12498, 13800, 14375, 15000, 16664, 17250, 18747, 20700, 20830, 22500, 23000, 24996, 25875, 28750, 31245, 34500, 37494, 41400, 41660, 43125, 45000, 47909, 49992, 51750, 52075, 57500, 62490, 69000, 74988, 83320, 86250, 93735, 95818, 103500, 104150, 115000, 124980, 129375, 143727, 149976, 156225, 172500, 187470, 191636, 207000, 208300, 239545, 249960, 258750, 260375, 287454, 312450, 345000, 374940, 383272, 416600, 431181, 468675, 479090, 517500, 520750, 574908, 624900, 718635, 749880, 781125, 862362, 937350, 958180, 1035000, 1041500, 1149816, 1197725, 1249800, 1301875, 1437270, 1562250, 1724724, 1874700, 1916360, 2083000, 2155905, 2343375, 2395450, 2603750, 2874540, 3124500, 3449448, 3593175, 3749400, 3905625, 4311810, 4686750, 4790900, 5207500, 5749080, 5988625, 6249000, 7186350, 7811250, 8623620, 9373500, 9581800, 10415000, 10779525, 11716875, 11977250, 14372700, 15622500, 17247240, 17965875, 18747000, 21559050, 23433750, 23954500, 28745400, 29943125, 31245000, 35931750, 43118100, 46867500, 47909000, 53897625, 59886250, 71863500, 86236200, 89829375, 93735000, 107795250, 119772500, 143727000, 179658750, 215590500, 239545000, 269488125, 359317500, 431181000, 538976250, 718635000, 1077952500, 2155905000]

約数ペア:

[(1, 2155905000), (2, 1077952500), (3, 718635000), (4, 538976250), (5, 431181000), (6, 359317500), (8, 269488125), (9, 239545000), (10, 215590500), (12, 179658750), (15, 143727000), (18, 119772500), (20, 107795250), (23, 93735000), (24, 89829375), (25, 86236200), (30, 71863500), (36, 59886250), (40, 53897625), (45, 47909000), (46, 46867500), (50, 43118100), (60, 35931750), (69, 31245000), (72, 29943125), (75, 28745400), (90, 23954500), (92, 23433750), (100, 21559050), (115, 18747000), (120, 17965875), (125, 17247240), (138, 15622500), (150, 14372700), (180, 11977250), (184, 11716875), (200, 10779525), (207, 10415000), (225, 9581800), (230, 9373500), (250, 8623620), (276, 7811250), (300, 7186350), (345, 6249000), (360, 5988625), (375, 5749080), (414, 5207500), (450, 4790900), (460, 4686750), (500, 4311810), (552, 3905625), (575, 3749400), (600, 3593175), (625, 3449448), (690, 3124500), (750, 2874540), (828, 2603750), (900, 2395450), (920, 2343375), (1000, 2155905), (1035, 2083000), (1125, 1916360), (1150, 1874700), (1250, 1724724), (1380, 1562250), (1500, 1437270), (1656, 1301875), (1725, 1249800), (1800, 1197725), (1875, 1149816), (2070, 1041500), (2083, 1035000), (2250, 958180), (2300, 937350), (2500, 862362), (2760, 781125), (2875, 749880), (3000, 718635), (3450, 624900), (3750, 574908), (4140, 520750), (4166, 517500), (4500, 479090), (4600, 468675), (5000, 431181), (5175, 416600), (5625, 383272), (5750, 374940), (6249, 345000), (6900, 312450), (7500, 287454), (8280, 260375), (8332, 258750), (8625, 249960), (9000, 239545), (10350, 208300), (10415, 207000), (11250, 191636), (11500, 187470), (12498, 172500), (13800, 156225), (14375, 149976), (15000, 143727), (16664, 129375), (17250, 124980), (18747, 115000), (20700, 104150), (20830, 103500), (22500, 95818), (23000, 93735), (24996, 86250), (25875, 83320), (28750, 74988), (31245, 69000), (34500, 62490), (37494, 57500), (41400, 52075), (41660, 51750), (43125, 49992), (45000, 47909)]