71216280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:151

約数の個数: 256

約数和(自身を含む): 257126400

約数和(自身を除く): 185910120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 47, 54, 60, 61, 69, 72, 90, 92, 94, 108, 115, 120, 122, 135, 138, 141, 180, 183, 184, 188, 207, 216, 230, 235, 244, 270, 276, 282, 305, 345, 360, 366, 376, 414, 423, 460, 470, 488, 540, 549, 552, 564, 610, 621, 690, 705, 732, 828, 846, 915, 920, 940, 1035, 1080, 1081, 1098, 1128, 1220, 1242, 1269, 1380, 1403, 1410, 1464, 1647, 1656, 1692, 1830, 1880, 2070, 2115, 2162, 2196, 2440, 2484, 2538, 2745, 2760, 2806, 2820, 2867, 3105, 3243, 3294, 3384, 3660, 4140, 4209, 4230, 4324, 4392, 4968, 5076, 5405, 5490, 5612, 5640, 5734, 6210, 6345, 6486, 6588, 7015, 7320, 8235, 8280, 8418, 8460, 8601, 8648, 9729, 10152, 10810, 10980, 11224, 11468, 12420, 12627, 12690, 12972, 13176, 14030, 14335, 16215, 16470, 16836, 16920, 17202, 19458, 21045, 21620, 21960, 22936, 24840, 25254, 25380, 25803, 25944, 28060, 28670, 29187, 32430, 32940, 33672, 34404, 37881, 38916, 42090, 43005, 43240, 48645, 50508, 50760, 51606, 56120, 57340, 58374, 63135, 64860, 65880, 65941, 68808, 75762, 77409, 77832, 84180, 86010, 97290, 101016, 103212, 114680, 116748, 126270, 129015, 129720, 131882, 145935, 151524, 154818, 168360, 172020, 189405, 194580, 197823, 206424, 233496, 252540, 258030, 263764, 291870, 303048, 309636, 329705, 344040, 378810, 387045, 389160, 395646, 505080, 516060, 527528, 583740, 593469, 619272, 659410, 757620, 774090, 791292, 989115, 1032120, 1167480, 1186938, 1318820, 1515240, 1548180, 1582584, 1780407, 1978230, 2373876, 2637640, 2967345, 3096360, 3560814, 3956460, 4747752, 5934690, 7121628, 7912920, 8902035, 11869380, 14243256, 17804070, 23738760, 35608140, 71216280]

約数ペア:

[(1, 71216280), (2, 35608140), (3, 23738760), (4, 17804070), (5, 14243256), (6, 11869380), (8, 8902035), (9, 7912920), (10, 7121628), (12, 5934690), (15, 4747752), (18, 3956460), (20, 3560814), (23, 3096360), (24, 2967345), (27, 2637640), (30, 2373876), (36, 1978230), (40, 1780407), (45, 1582584), (46, 1548180), (47, 1515240), (54, 1318820), (60, 1186938), (61, 1167480), (69, 1032120), (72, 989115), (90, 791292), (92, 774090), (94, 757620), (108, 659410), (115, 619272), (120, 593469), (122, 583740), (135, 527528), (138, 516060), (141, 505080), (180, 395646), (183, 389160), (184, 387045), (188, 378810), (207, 344040), (216, 329705), (230, 309636), (235, 303048), (244, 291870), (270, 263764), (276, 258030), (282, 252540), (305, 233496), (345, 206424), (360, 197823), (366, 194580), (376, 189405), (414, 172020), (423, 168360), (460, 154818), (470, 151524), (488, 145935), (540, 131882), (549, 129720), (552, 129015), (564, 126270), (610, 116748), (621, 114680), (690, 103212), (705, 101016), (732, 97290), (828, 86010), (846, 84180), (915, 77832), (920, 77409), (940, 75762), (1035, 68808), (1080, 65941), (1081, 65880), (1098, 64860), (1128, 63135), (1220, 58374), (1242, 57340), (1269, 56120), (1380, 51606), (1403, 50760), (1410, 50508), (1464, 48645), (1647, 43240), (1656, 43005), (1692, 42090), (1830, 38916), (1880, 37881), (2070, 34404), (2115, 33672), (2162, 32940), (2196, 32430), (2440, 29187), (2484, 28670), (2538, 28060), (2745, 25944), (2760, 25803), (2806, 25380), (2820, 25254), (2867, 24840), (3105, 22936), (3243, 21960), (3294, 21620), (3384, 21045), (3660, 19458), (4140, 17202), (4209, 16920), (4230, 16836), (4324, 16470), (4392, 16215), (4968, 14335), (5076, 14030), (5405, 13176), (5490, 12972), (5612, 12690), (5640, 12627), (5734, 12420), (6210, 11468), (6345, 11224), (6486, 10980), (6588, 10810), (7015, 10152), (7320, 9729), (8235, 8648), (8280, 8601), (8418, 8460)]