207129720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:266

約数の個数: 256

約数和(自身を含む): 756449280

約数和(自身を除く): 549319560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 71, 84, 92, 105, 115, 120, 138, 140, 142, 151, 161, 168, 184, 210, 213, 230, 276, 280, 284, 302, 322, 345, 355, 420, 426, 453, 460, 483, 497, 552, 568, 604, 644, 690, 710, 755, 805, 840, 852, 906, 920, 966, 994, 1057, 1065, 1208, 1288, 1380, 1420, 1491, 1510, 1610, 1633, 1704, 1812, 1932, 1988, 2114, 2130, 2265, 2415, 2485, 2760, 2840, 2982, 3020, 3171, 3220, 3266, 3473, 3624, 3864, 3976, 4228, 4260, 4530, 4830, 4899, 4970, 5285, 5964, 6040, 6342, 6440, 6532, 6946, 7455, 8165, 8456, 8520, 9060, 9660, 9798, 9940, 10419, 10570, 10721, 11431, 11928, 12684, 13064, 13892, 14910, 15855, 16330, 17365, 18120, 19320, 19596, 19880, 20838, 21140, 21442, 22862, 24311, 24495, 25368, 27784, 29820, 31710, 32163, 32660, 34293, 34730, 39192, 41676, 42280, 42884, 45724, 48622, 48990, 52095, 53605, 57155, 59640, 63420, 64326, 65320, 68586, 69460, 72933, 75047, 83352, 85768, 91448, 97244, 97980, 104190, 107210, 114310, 121555, 126840, 128652, 137172, 138920, 145866, 150094, 160815, 171465, 194488, 195960, 208380, 214420, 225141, 228620, 243110, 246583, 257304, 274344, 291732, 300188, 321630, 342930, 364665, 375235, 416760, 428840, 450282, 457240, 486220, 493166, 583464, 600376, 643260, 685860, 729330, 739749, 750470, 900564, 972440, 986332, 1125705, 1232915, 1286520, 1371720, 1458660, 1479498, 1500940, 1726081, 1801128, 1972664, 2251410, 2465830, 2917320, 2958996, 3001880, 3452162, 3698745, 4502820, 4931660, 5178243, 5917992, 6904324, 7397490, 8630405, 9005640, 9863320, 10356486, 13808648, 14794980, 17260810, 20712972, 25891215, 29589960, 34521620, 41425944, 51782430, 69043240, 103564860, 207129720]

約数ペア:

[(1, 207129720), (2, 103564860), (3, 69043240), (4, 51782430), (5, 41425944), (6, 34521620), (7, 29589960), (8, 25891215), (10, 20712972), (12, 17260810), (14, 14794980), (15, 13808648), (20, 10356486), (21, 9863320), (23, 9005640), (24, 8630405), (28, 7397490), (30, 6904324), (35, 5917992), (40, 5178243), (42, 4931660), (46, 4502820), (56, 3698745), (60, 3452162), (69, 3001880), (70, 2958996), (71, 2917320), (84, 2465830), (92, 2251410), (105, 1972664), (115, 1801128), (120, 1726081), (138, 1500940), (140, 1479498), (142, 1458660), (151, 1371720), (161, 1286520), (168, 1232915), (184, 1125705), (210, 986332), (213, 972440), (230, 900564), (276, 750470), (280, 739749), (284, 729330), (302, 685860), (322, 643260), (345, 600376), (355, 583464), (420, 493166), (426, 486220), (453, 457240), (460, 450282), (483, 428840), (497, 416760), (552, 375235), (568, 364665), (604, 342930), (644, 321630), (690, 300188), (710, 291732), (755, 274344), (805, 257304), (840, 246583), (852, 243110), (906, 228620), (920, 225141), (966, 214420), (994, 208380), (1057, 195960), (1065, 194488), (1208, 171465), (1288, 160815), (1380, 150094), (1420, 145866), (1491, 138920), (1510, 137172), (1610, 128652), (1633, 126840), (1704, 121555), (1812, 114310), (1932, 107210), (1988, 104190), (2114, 97980), (2130, 97244), (2265, 91448), (2415, 85768), (2485, 83352), (2760, 75047), (2840, 72933), (2982, 69460), (3020, 68586), (3171, 65320), (3220, 64326), (3266, 63420), (3473, 59640), (3624, 57155), (3864, 53605), (3976, 52095), (4228, 48990), (4260, 48622), (4530, 45724), (4830, 42884), (4899, 42280), (4970, 41676), (5285, 39192), (5964, 34730), (6040, 34293), (6342, 32660), (6440, 32163), (6532, 31710), (6946, 29820), (7455, 27784), (8165, 25368), (8456, 24495), (8520, 24311), (9060, 22862), (9660, 21442), (9798, 21140), (9940, 20838), (10419, 19880), (10570, 19596), (10721, 19320), (11431, 18120), (11928, 17365), (12684, 16330), (13064, 15855), (13892, 14910)]