31988400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:124

約数の個数: 240

約数和(自身を含む): 114397440

約数和(自身を除く): 82409040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 23, 24, 25, 30, 38, 40, 46, 48, 50, 57, 60, 61, 69, 75, 76, 80, 92, 95, 100, 114, 115, 120, 122, 138, 150, 152, 183, 184, 190, 200, 228, 230, 240, 244, 276, 285, 300, 304, 305, 345, 366, 368, 380, 400, 437, 456, 460, 475, 488, 552, 570, 575, 600, 610, 690, 732, 760, 874, 912, 915, 920, 950, 976, 1104, 1140, 1150, 1159, 1200, 1220, 1311, 1380, 1403, 1425, 1464, 1520, 1525, 1725, 1748, 1830, 1840, 1900, 2185, 2280, 2300, 2318, 2440, 2622, 2760, 2806, 2850, 2928, 3050, 3450, 3477, 3496, 3660, 3800, 4209, 4370, 4560, 4575, 4600, 4636, 4880, 5244, 5520, 5612, 5700, 5795, 6100, 6555, 6900, 6954, 6992, 7015, 7320, 7600, 8418, 8740, 9150, 9200, 9272, 10488, 10925, 11224, 11400, 11590, 12200, 13110, 13800, 13908, 14030, 14640, 16836, 17385, 17480, 18300, 18544, 20976, 21045, 21850, 22448, 22800, 23180, 24400, 26220, 26657, 27600, 27816, 28060, 28975, 32775, 33672, 34770, 34960, 35075, 36600, 42090, 43700, 46360, 52440, 53314, 55632, 56120, 57950, 65550, 67344, 69540, 70150, 73200, 79971, 84180, 86925, 87400, 92720, 104880, 105225, 106628, 112240, 115900, 131100, 133285, 139080, 140300, 159942, 168360, 173850, 174800, 210450, 213256, 231800, 262200, 266570, 278160, 280600, 319884, 336720, 347700, 399855, 420900, 426512, 463600, 524400, 533140, 561200, 639768, 666425, 695400, 799710, 841800, 1066280, 1279536, 1332850, 1390800, 1599420, 1683600, 1999275, 2132560, 2665700, 3198840, 3998550, 5331400, 6397680, 7997100, 10662800, 15994200, 31988400]

約数ペア:

[(1, 31988400), (2, 15994200), (3, 10662800), (4, 7997100), (5, 6397680), (6, 5331400), (8, 3998550), (10, 3198840), (12, 2665700), (15, 2132560), (16, 1999275), (19, 1683600), (20, 1599420), (23, 1390800), (24, 1332850), (25, 1279536), (30, 1066280), (38, 841800), (40, 799710), (46, 695400), (48, 666425), (50, 639768), (57, 561200), (60, 533140), (61, 524400), (69, 463600), (75, 426512), (76, 420900), (80, 399855), (92, 347700), (95, 336720), (100, 319884), (114, 280600), (115, 278160), (120, 266570), (122, 262200), (138, 231800), (150, 213256), (152, 210450), (183, 174800), (184, 173850), (190, 168360), (200, 159942), (228, 140300), (230, 139080), (240, 133285), (244, 131100), (276, 115900), (285, 112240), (300, 106628), (304, 105225), (305, 104880), (345, 92720), (366, 87400), (368, 86925), (380, 84180), (400, 79971), (437, 73200), (456, 70150), (460, 69540), (475, 67344), (488, 65550), (552, 57950), (570, 56120), (575, 55632), (600, 53314), (610, 52440), (690, 46360), (732, 43700), (760, 42090), (874, 36600), (912, 35075), (915, 34960), (920, 34770), (950, 33672), (976, 32775), (1104, 28975), (1140, 28060), (1150, 27816), (1159, 27600), (1200, 26657), (1220, 26220), (1311, 24400), (1380, 23180), (1403, 22800), (1425, 22448), (1464, 21850), (1520, 21045), (1525, 20976), (1725, 18544), (1748, 18300), (1830, 17480), (1840, 17385), (1900, 16836), (2185, 14640), (2280, 14030), (2300, 13908), (2318, 13800), (2440, 13110), (2622, 12200), (2760, 11590), (2806, 11400), (2850, 11224), (2928, 10925), (3050, 10488), (3450, 9272), (3477, 9200), (3496, 9150), (3660, 8740), (3800, 8418), (4209, 7600), (4370, 7320), (4560, 7015), (4575, 6992), (4600, 6954), (4636, 6900), (4880, 6555), (5244, 6100), (5520, 5795), (5612, 5700)]