71845760

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 192

約数和(自身を含む): 209304000

約数和(自身を除く): 137458240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 64, 70, 79, 80, 98, 112, 116, 128, 140, 145, 158, 160, 196, 203, 224, 232, 245, 280, 290, 316, 320, 392, 395, 406, 448, 464, 490, 553, 560, 580, 632, 640, 784, 790, 812, 896, 928, 980, 1015, 1106, 1120, 1160, 1264, 1421, 1568, 1580, 1624, 1856, 1960, 2030, 2212, 2240, 2291, 2320, 2528, 2765, 2842, 3136, 3160, 3248, 3712, 3871, 3920, 4060, 4424, 4480, 4582, 4640, 5056, 5530, 5684, 6272, 6320, 6496, 7105, 7742, 7840, 8120, 8848, 9164, 9280, 10112, 11060, 11368, 11455, 12640, 12992, 14210, 15484, 15680, 16037, 16240, 17696, 18328, 18560, 19355, 22120, 22736, 22910, 25280, 25984, 28420, 30968, 31360, 32074, 32480, 35392, 36656, 38710, 44240, 45472, 45820, 50560, 56840, 61936, 64148, 64960, 70784, 73312, 77420, 80185, 88480, 90944, 91640, 112259, 113680, 123872, 128296, 129920, 146624, 154840, 160370, 176960, 181888, 183280, 224518, 227360, 247744, 256592, 293248, 309680, 320740, 353920, 366560, 449036, 454720, 495488, 513184, 561295, 619360, 641480, 733120, 898072, 909440, 1026368, 1122590, 1238720, 1282960, 1466240, 1796144, 2052736, 2245180, 2477440, 2565920, 3592288, 4490360, 5131840, 7184576, 8980720, 10263680, 14369152, 17961440, 35922880, 71845760]

約数ペア:

[(1, 71845760), (2, 35922880), (4, 17961440), (5, 14369152), (7, 10263680), (8, 8980720), (10, 7184576), (14, 5131840), (16, 4490360), (20, 3592288), (28, 2565920), (29, 2477440), (32, 2245180), (35, 2052736), (40, 1796144), (49, 1466240), (56, 1282960), (58, 1238720), (64, 1122590), (70, 1026368), (79, 909440), (80, 898072), (98, 733120), (112, 641480), (116, 619360), (128, 561295), (140, 513184), (145, 495488), (158, 454720), (160, 449036), (196, 366560), (203, 353920), (224, 320740), (232, 309680), (245, 293248), (280, 256592), (290, 247744), (316, 227360), (320, 224518), (392, 183280), (395, 181888), (406, 176960), (448, 160370), (464, 154840), (490, 146624), (553, 129920), (560, 128296), (580, 123872), (632, 113680), (640, 112259), (784, 91640), (790, 90944), (812, 88480), (896, 80185), (928, 77420), (980, 73312), (1015, 70784), (1106, 64960), (1120, 64148), (1160, 61936), (1264, 56840), (1421, 50560), (1568, 45820), (1580, 45472), (1624, 44240), (1856, 38710), (1960, 36656), (2030, 35392), (2212, 32480), (2240, 32074), (2291, 31360), (2320, 30968), (2528, 28420), (2765, 25984), (2842, 25280), (3136, 22910), (3160, 22736), (3248, 22120), (3712, 19355), (3871, 18560), (3920, 18328), (4060, 17696), (4424, 16240), (4480, 16037), (4582, 15680), (4640, 15484), (5056, 14210), (5530, 12992), (5684, 12640), (6272, 11455), (6320, 11368), (6496, 11060), (7105, 10112), (7742, 9280), (7840, 9164), (8120, 8848)]