77171640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:262

約数の個数: 256

約数和(自身を含む): 294174720

約数和(自身を除く): 217003080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 37, 39, 40, 42, 52, 56, 60, 65, 70, 74, 78, 84, 91, 104, 105, 111, 120, 130, 140, 148, 156, 168, 182, 185, 191, 195, 210, 222, 259, 260, 273, 280, 296, 312, 364, 370, 382, 390, 420, 444, 455, 481, 518, 520, 546, 555, 573, 728, 740, 764, 777, 780, 840, 888, 910, 955, 962, 1036, 1092, 1110, 1146, 1295, 1337, 1365, 1443, 1480, 1528, 1554, 1560, 1820, 1910, 1924, 2072, 2184, 2220, 2292, 2405, 2483, 2590, 2674, 2730, 2865, 2886, 3108, 3367, 3640, 3820, 3848, 3885, 4011, 4440, 4584, 4810, 4966, 5180, 5348, 5460, 5730, 5772, 6216, 6685, 6734, 7067, 7215, 7449, 7640, 7770, 8022, 9620, 9932, 10101, 10360, 10696, 10920, 11460, 11544, 12415, 13370, 13468, 14134, 14430, 14898, 15540, 16044, 16835, 17381, 19240, 19864, 20055, 20202, 21201, 22920, 24830, 26740, 26936, 28268, 28860, 29796, 31080, 32088, 33670, 34762, 35335, 37245, 40110, 40404, 42402, 49469, 49660, 50505, 52143, 53480, 56536, 57720, 59592, 67340, 69524, 70670, 74490, 80220, 80808, 84804, 86905, 91871, 98938, 99320, 101010, 104286, 106005, 134680, 139048, 141340, 148407, 148980, 160440, 169608, 173810, 183742, 197876, 202020, 208572, 212010, 247345, 260715, 275613, 282680, 296814, 297960, 347620, 367484, 395752, 404040, 417144, 424020, 459355, 494690, 521430, 551226, 593628, 643097, 695240, 734968, 742035, 848040, 918710, 989380, 1042860, 1102452, 1187256, 1286194, 1378065, 1484070, 1837420, 1929291, 1978760, 2085720, 2204904, 2572388, 2756130, 2968140, 3215485, 3674840, 3858582, 5144776, 5512260, 5936280, 6430970, 7717164, 9646455, 11024520, 12861940, 15434328, 19292910, 25723880, 38585820, 77171640]

約数ペア:

[(1, 77171640), (2, 38585820), (3, 25723880), (4, 19292910), (5, 15434328), (6, 12861940), (7, 11024520), (8, 9646455), (10, 7717164), (12, 6430970), (13, 5936280), (14, 5512260), (15, 5144776), (20, 3858582), (21, 3674840), (24, 3215485), (26, 2968140), (28, 2756130), (30, 2572388), (35, 2204904), (37, 2085720), (39, 1978760), (40, 1929291), (42, 1837420), (52, 1484070), (56, 1378065), (60, 1286194), (65, 1187256), (70, 1102452), (74, 1042860), (78, 989380), (84, 918710), (91, 848040), (104, 742035), (105, 734968), (111, 695240), (120, 643097), (130, 593628), (140, 551226), (148, 521430), (156, 494690), (168, 459355), (182, 424020), (185, 417144), (191, 404040), (195, 395752), (210, 367484), (222, 347620), (259, 297960), (260, 296814), (273, 282680), (280, 275613), (296, 260715), (312, 247345), (364, 212010), (370, 208572), (382, 202020), (390, 197876), (420, 183742), (444, 173810), (455, 169608), (481, 160440), (518, 148980), (520, 148407), (546, 141340), (555, 139048), (573, 134680), (728, 106005), (740, 104286), (764, 101010), (777, 99320), (780, 98938), (840, 91871), (888, 86905), (910, 84804), (955, 80808), (962, 80220), (1036, 74490), (1092, 70670), (1110, 69524), (1146, 67340), (1295, 59592), (1337, 57720), (1365, 56536), (1443, 53480), (1480, 52143), (1528, 50505), (1554, 49660), (1560, 49469), (1820, 42402), (1910, 40404), (1924, 40110), (2072, 37245), (2184, 35335), (2220, 34762), (2292, 33670), (2405, 32088), (2483, 31080), (2590, 29796), (2674, 28860), (2730, 28268), (2865, 26936), (2886, 26740), (3108, 24830), (3367, 22920), (3640, 21201), (3820, 20202), (3848, 20055), (3885, 19864), (4011, 19240), (4440, 17381), (4584, 16835), (4810, 16044), (4966, 15540), (5180, 14898), (5348, 14430), (5460, 14134), (5730, 13468), (5772, 13370), (6216, 12415), (6685, 11544), (6734, 11460), (7067, 10920), (7215, 10696), (7449, 10360), (7640, 10101), (7770, 9932), (8022, 9620)]