247004560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:150

約数の個数: 240

約数和(自身を含む): 712454400

約数和(自身を除く): 465449840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 79, 80, 85, 88, 95, 110, 121, 136, 152, 158, 170, 176, 187, 190, 209, 220, 242, 272, 304, 316, 323, 340, 374, 380, 395, 418, 440, 484, 605, 632, 646, 680, 748, 760, 790, 836, 869, 880, 935, 968, 1045, 1210, 1264, 1292, 1343, 1360, 1496, 1501, 1520, 1580, 1615, 1672, 1738, 1870, 1936, 2057, 2090, 2299, 2420, 2584, 2686, 2992, 3002, 3160, 3230, 3344, 3476, 3553, 3740, 4114, 4180, 4345, 4598, 4840, 5168, 5372, 6004, 6320, 6460, 6715, 6952, 7106, 7480, 7505, 8228, 8360, 8690, 9196, 9559, 9680, 10285, 10744, 11495, 12008, 12920, 13430, 13904, 14212, 14773, 14960, 15010, 16456, 16511, 16720, 17380, 17765, 18392, 19118, 20570, 21488, 22990, 24016, 25517, 25840, 26860, 28424, 29546, 30020, 32912, 33022, 34760, 35530, 36784, 38236, 39083, 41140, 45980, 47795, 51034, 53720, 56848, 59092, 60040, 66044, 69520, 71060, 73865, 76472, 78166, 82280, 82555, 91960, 95590, 102068, 107440, 118184, 120080, 127585, 132088, 142120, 147730, 152944, 156332, 162503, 164560, 165110, 181621, 183920, 191180, 195415, 204136, 236368, 255170, 264176, 280687, 284240, 295460, 312664, 325006, 330220, 363242, 382360, 390830, 408272, 510340, 561374, 590920, 625328, 650012, 660440, 726484, 764720, 781660, 812515, 908105, 1020680, 1122748, 1181840, 1300024, 1320880, 1403435, 1452968, 1563320, 1625030, 1816210, 2041360, 2245496, 2600048, 2806870, 2905936, 3087557, 3126640, 3250060, 3632420, 4490992, 5613740, 6175114, 6500120, 7264840, 11227480, 12350228, 13000240, 14529680, 15437785, 22454960, 24700456, 30875570, 49400912, 61751140, 123502280, 247004560]

約数ペア:

[(1, 247004560), (2, 123502280), (4, 61751140), (5, 49400912), (8, 30875570), (10, 24700456), (11, 22454960), (16, 15437785), (17, 14529680), (19, 13000240), (20, 12350228), (22, 11227480), (34, 7264840), (38, 6500120), (40, 6175114), (44, 5613740), (55, 4490992), (68, 3632420), (76, 3250060), (79, 3126640), (80, 3087557), (85, 2905936), (88, 2806870), (95, 2600048), (110, 2245496), (121, 2041360), (136, 1816210), (152, 1625030), (158, 1563320), (170, 1452968), (176, 1403435), (187, 1320880), (190, 1300024), (209, 1181840), (220, 1122748), (242, 1020680), (272, 908105), (304, 812515), (316, 781660), (323, 764720), (340, 726484), (374, 660440), (380, 650012), (395, 625328), (418, 590920), (440, 561374), (484, 510340), (605, 408272), (632, 390830), (646, 382360), (680, 363242), (748, 330220), (760, 325006), (790, 312664), (836, 295460), (869, 284240), (880, 280687), (935, 264176), (968, 255170), (1045, 236368), (1210, 204136), (1264, 195415), (1292, 191180), (1343, 183920), (1360, 181621), (1496, 165110), (1501, 164560), (1520, 162503), (1580, 156332), (1615, 152944), (1672, 147730), (1738, 142120), (1870, 132088), (1936, 127585), (2057, 120080), (2090, 118184), (2299, 107440), (2420, 102068), (2584, 95590), (2686, 91960), (2992, 82555), (3002, 82280), (3160, 78166), (3230, 76472), (3344, 73865), (3476, 71060), (3553, 69520), (3740, 66044), (4114, 60040), (4180, 59092), (4345, 56848), (4598, 53720), (4840, 51034), (5168, 47795), (5372, 45980), (6004, 41140), (6320, 39083), (6460, 38236), (6715, 36784), (6952, 35530), (7106, 34760), (7480, 33022), (7505, 32912), (8228, 30020), (8360, 29546), (8690, 28424), (9196, 26860), (9559, 25840), (9680, 25517), (10285, 24016), (10744, 22990), (11495, 21488), (12008, 20570), (12920, 19118), (13430, 18392), (13904, 17765), (14212, 17380), (14773, 16720), (14960, 16511), (15010, 16456)]