217148800

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:265

約数の個数: 192

約数和(自身を含む): 607104000

約数和(自身を除く): 389955200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 64, 80, 88, 100, 110, 124, 128, 155, 160, 176, 199, 200, 220, 248, 275, 310, 320, 341, 352, 398, 400, 440, 496, 550, 620, 640, 682, 704, 775, 796, 800, 880, 992, 995, 1100, 1240, 1364, 1408, 1550, 1592, 1600, 1705, 1760, 1984, 1990, 2189, 2200, 2480, 2728, 3100, 3184, 3200, 3410, 3520, 3968, 3980, 4378, 4400, 4960, 4975, 5456, 6169, 6200, 6368, 6820, 7040, 7960, 8525, 8756, 8800, 9920, 9950, 10912, 10945, 12338, 12400, 12736, 13640, 15920, 17050, 17512, 17600, 19840, 19900, 21824, 21890, 24676, 24800, 25472, 27280, 30845, 31840, 34100, 35024, 35200, 39800, 43648, 43780, 49352, 49600, 54560, 54725, 61690, 63680, 67859, 68200, 70048, 79600, 87560, 98704, 99200, 109120, 109450, 123380, 127360, 135718, 136400, 140096, 154225, 159200, 175120, 197408, 218240, 218900, 246760, 271436, 272800, 280192, 308450, 318400, 339295, 350240, 394816, 437800, 493520, 542872, 545600, 616900, 636800, 678590, 700480, 789632, 875600, 987040, 1085744, 1091200, 1233800, 1357180, 1400960, 1696475, 1751200, 1974080, 2171488, 2467600, 2714360, 3392950, 3502400, 3948160, 4342976, 4935200, 5428720, 6785900, 7004800, 8685952, 9870400, 10857440, 13571800, 19740800, 21714880, 27143600, 43429760, 54287200, 108574400, 217148800]

約数ペア:

[(1, 217148800), (2, 108574400), (4, 54287200), (5, 43429760), (8, 27143600), (10, 21714880), (11, 19740800), (16, 13571800), (20, 10857440), (22, 9870400), (25, 8685952), (31, 7004800), (32, 6785900), (40, 5428720), (44, 4935200), (50, 4342976), (55, 3948160), (62, 3502400), (64, 3392950), (80, 2714360), (88, 2467600), (100, 2171488), (110, 1974080), (124, 1751200), (128, 1696475), (155, 1400960), (160, 1357180), (176, 1233800), (199, 1091200), (200, 1085744), (220, 987040), (248, 875600), (275, 789632), (310, 700480), (320, 678590), (341, 636800), (352, 616900), (398, 545600), (400, 542872), (440, 493520), (496, 437800), (550, 394816), (620, 350240), (640, 339295), (682, 318400), (704, 308450), (775, 280192), (796, 272800), (800, 271436), (880, 246760), (992, 218900), (995, 218240), (1100, 197408), (1240, 175120), (1364, 159200), (1408, 154225), (1550, 140096), (1592, 136400), (1600, 135718), (1705, 127360), (1760, 123380), (1984, 109450), (1990, 109120), (2189, 99200), (2200, 98704), (2480, 87560), (2728, 79600), (3100, 70048), (3184, 68200), (3200, 67859), (3410, 63680), (3520, 61690), (3968, 54725), (3980, 54560), (4378, 49600), (4400, 49352), (4960, 43780), (4975, 43648), (5456, 39800), (6169, 35200), (6200, 35024), (6368, 34100), (6820, 31840), (7040, 30845), (7960, 27280), (8525, 25472), (8756, 24800), (8800, 24676), (9920, 21890), (9950, 21824), (10912, 19900), (10945, 19840), (12338, 17600), (12400, 17512), (12736, 17050), (13640, 15920)]