81447600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:284

約数の個数: 240

約数和(自身を含む): 294481152

約数和(自身を除く): 213033552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 25, 26, 30, 39, 40, 46, 48, 50, 52, 60, 65, 69, 75, 78, 80, 92, 100, 104, 115, 120, 130, 138, 150, 156, 184, 195, 200, 208, 227, 230, 240, 260, 276, 299, 300, 312, 325, 345, 368, 390, 400, 454, 460, 520, 552, 575, 598, 600, 624, 650, 681, 690, 780, 897, 908, 920, 975, 1040, 1104, 1135, 1150, 1196, 1200, 1300, 1362, 1380, 1495, 1560, 1725, 1794, 1816, 1840, 1950, 2270, 2300, 2392, 2600, 2724, 2760, 2951, 2990, 3120, 3405, 3450, 3588, 3632, 3900, 4485, 4540, 4600, 4784, 5200, 5221, 5448, 5520, 5675, 5902, 5980, 6810, 6900, 7176, 7475, 7800, 8853, 8970, 9080, 9200, 10442, 10896, 11350, 11804, 11960, 13620, 13800, 14352, 14755, 14950, 15600, 15663, 17025, 17706, 17940, 18160, 20884, 22425, 22700, 23608, 23920, 26105, 27240, 27600, 29510, 29900, 31326, 34050, 35412, 35880, 41768, 44265, 44850, 45400, 47216, 52210, 54480, 59020, 59800, 62652, 67873, 68100, 70824, 71760, 73775, 78315, 83536, 88530, 89700, 90800, 104420, 118040, 119600, 125304, 130525, 135746, 136200, 141648, 147550, 156630, 177060, 179400, 203619, 208840, 221325, 236080, 250608, 261050, 271492, 272400, 295100, 313260, 339365, 354120, 358800, 391575, 407238, 417680, 442650, 522100, 542984, 590200, 626520, 678730, 708240, 783150, 814476, 885300, 1018095, 1044200, 1085968, 1180400, 1253040, 1357460, 1566300, 1628952, 1696825, 1770600, 2036190, 2088400, 2714920, 3132600, 3257904, 3393650, 3541200, 4072380, 5090475, 5429840, 6265200, 6787300, 8144760, 10180950, 13574600, 16289520, 20361900, 27149200, 40723800, 81447600]

約数ペア:

[(1, 81447600), (2, 40723800), (3, 27149200), (4, 20361900), (5, 16289520), (6, 13574600), (8, 10180950), (10, 8144760), (12, 6787300), (13, 6265200), (15, 5429840), (16, 5090475), (20, 4072380), (23, 3541200), (24, 3393650), (25, 3257904), (26, 3132600), (30, 2714920), (39, 2088400), (40, 2036190), (46, 1770600), (48, 1696825), (50, 1628952), (52, 1566300), (60, 1357460), (65, 1253040), (69, 1180400), (75, 1085968), (78, 1044200), (80, 1018095), (92, 885300), (100, 814476), (104, 783150), (115, 708240), (120, 678730), (130, 626520), (138, 590200), (150, 542984), (156, 522100), (184, 442650), (195, 417680), (200, 407238), (208, 391575), (227, 358800), (230, 354120), (240, 339365), (260, 313260), (276, 295100), (299, 272400), (300, 271492), (312, 261050), (325, 250608), (345, 236080), (368, 221325), (390, 208840), (400, 203619), (454, 179400), (460, 177060), (520, 156630), (552, 147550), (575, 141648), (598, 136200), (600, 135746), (624, 130525), (650, 125304), (681, 119600), (690, 118040), (780, 104420), (897, 90800), (908, 89700), (920, 88530), (975, 83536), (1040, 78315), (1104, 73775), (1135, 71760), (1150, 70824), (1196, 68100), (1200, 67873), (1300, 62652), (1362, 59800), (1380, 59020), (1495, 54480), (1560, 52210), (1725, 47216), (1794, 45400), (1816, 44850), (1840, 44265), (1950, 41768), (2270, 35880), (2300, 35412), (2392, 34050), (2600, 31326), (2724, 29900), (2760, 29510), (2951, 27600), (2990, 27240), (3120, 26105), (3405, 23920), (3450, 23608), (3588, 22700), (3632, 22425), (3900, 20884), (4485, 18160), (4540, 17940), (4600, 17706), (4784, 17025), (5200, 15663), (5221, 15600), (5448, 14950), (5520, 14755), (5675, 14352), (5902, 13800), (5980, 13620), (6810, 11960), (6900, 11804), (7176, 11350), (7475, 10896), (7800, 10442), (8853, 9200), (8970, 9080)]