66545600

素因数分解:

$2^6\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 168

約数和(自身を含む): 188976000

約数和(自身を除く): 122430400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 44, 50, 55, 64, 76, 80, 88, 95, 100, 110, 152, 160, 176, 190, 199, 200, 209, 220, 275, 304, 320, 352, 380, 398, 400, 418, 440, 475, 550, 608, 704, 760, 796, 800, 836, 880, 950, 995, 1045, 1100, 1216, 1520, 1592, 1600, 1672, 1760, 1900, 1990, 2090, 2189, 2200, 3040, 3184, 3344, 3520, 3781, 3800, 3980, 4180, 4378, 4400, 4975, 5225, 6080, 6368, 6688, 7562, 7600, 7960, 8360, 8756, 8800, 9950, 10450, 10945, 12736, 13376, 15124, 15200, 15920, 16720, 17512, 17600, 18905, 19900, 20900, 21890, 30248, 30400, 31840, 33440, 35024, 37810, 39800, 41591, 41800, 43780, 54725, 60496, 63680, 66880, 70048, 75620, 79600, 83182, 83600, 87560, 94525, 109450, 120992, 140096, 151240, 159200, 166364, 167200, 175120, 189050, 207955, 218900, 241984, 302480, 318400, 332728, 334400, 350240, 378100, 415910, 437800, 604960, 665456, 700480, 756200, 831820, 875600, 1039775, 1209920, 1330912, 1512400, 1663640, 1751200, 2079550, 2661824, 3024800, 3327280, 3502400, 4159100, 6049600, 6654560, 8318200, 13309120, 16636400, 33272800, 66545600]

約数ペア:

[(1, 66545600), (2, 33272800), (4, 16636400), (5, 13309120), (8, 8318200), (10, 6654560), (11, 6049600), (16, 4159100), (19, 3502400), (20, 3327280), (22, 3024800), (25, 2661824), (32, 2079550), (38, 1751200), (40, 1663640), (44, 1512400), (50, 1330912), (55, 1209920), (64, 1039775), (76, 875600), (80, 831820), (88, 756200), (95, 700480), (100, 665456), (110, 604960), (152, 437800), (160, 415910), (176, 378100), (190, 350240), (199, 334400), (200, 332728), (209, 318400), (220, 302480), (275, 241984), (304, 218900), (320, 207955), (352, 189050), (380, 175120), (398, 167200), (400, 166364), (418, 159200), (440, 151240), (475, 140096), (550, 120992), (608, 109450), (704, 94525), (760, 87560), (796, 83600), (800, 83182), (836, 79600), (880, 75620), (950, 70048), (995, 66880), (1045, 63680), (1100, 60496), (1216, 54725), (1520, 43780), (1592, 41800), (1600, 41591), (1672, 39800), (1760, 37810), (1900, 35024), (1990, 33440), (2090, 31840), (2189, 30400), (2200, 30248), (3040, 21890), (3184, 20900), (3344, 19900), (3520, 18905), (3781, 17600), (3800, 17512), (3980, 16720), (4180, 15920), (4378, 15200), (4400, 15124), (4975, 13376), (5225, 12736), (6080, 10945), (6368, 10450), (6688, 9950), (7562, 8800), (7600, 8756), (7960, 8360)]