72808560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1$

素因数の和:376

約数の個数: 240

約数和(自身を含む): 276812640

約数和(自身を除く): 204004080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 29, 30, 33, 36, 40, 44, 45, 48, 55, 58, 60, 66, 72, 80, 87, 88, 90, 99, 110, 116, 120, 132, 144, 145, 165, 174, 176, 180, 198, 220, 232, 240, 261, 264, 290, 317, 319, 330, 348, 360, 396, 435, 440, 464, 495, 522, 528, 580, 634, 638, 660, 696, 720, 792, 870, 880, 951, 957, 990, 1044, 1160, 1268, 1276, 1305, 1320, 1392, 1584, 1585, 1595, 1740, 1902, 1914, 1980, 2088, 2320, 2536, 2552, 2610, 2640, 2853, 2871, 3170, 3190, 3480, 3487, 3804, 3828, 3960, 4176, 4755, 4785, 5072, 5104, 5220, 5706, 5742, 6340, 6380, 6960, 6974, 7608, 7656, 7920, 9193, 9510, 9570, 10440, 10461, 11412, 11484, 12680, 12760, 13948, 14265, 14355, 15216, 15312, 17435, 18386, 19020, 19140, 20880, 20922, 22824, 22968, 25360, 25520, 27579, 27896, 28530, 28710, 31383, 34870, 36772, 38040, 38280, 41844, 45648, 45936, 45965, 52305, 55158, 55792, 57060, 57420, 62766, 69740, 73544, 76080, 76560, 82737, 83688, 91930, 101123, 104610, 110316, 114120, 114840, 125532, 137895, 139480, 147088, 156915, 165474, 167376, 183860, 202246, 209220, 220632, 228240, 229680, 251064, 275790, 278960, 303369, 313830, 330948, 367720, 404492, 413685, 418440, 441264, 502128, 505615, 551580, 606738, 627660, 661896, 735440, 808984, 827370, 836880, 910107, 1011230, 1103160, 1213476, 1255320, 1323792, 1516845, 1617968, 1654740, 1820214, 2022460, 2206320, 2426952, 2510640, 3033690, 3309480, 3640428, 4044920, 4550535, 4853904, 6067380, 6618960, 7280856, 8089840, 9101070, 12134760, 14561712, 18202140, 24269520, 36404280, 72808560]

約数ペア:

[(1, 72808560), (2, 36404280), (3, 24269520), (4, 18202140), (5, 14561712), (6, 12134760), (8, 9101070), (9, 8089840), (10, 7280856), (11, 6618960), (12, 6067380), (15, 4853904), (16, 4550535), (18, 4044920), (20, 3640428), (22, 3309480), (24, 3033690), (29, 2510640), (30, 2426952), (33, 2206320), (36, 2022460), (40, 1820214), (44, 1654740), (45, 1617968), (48, 1516845), (55, 1323792), (58, 1255320), (60, 1213476), (66, 1103160), (72, 1011230), (80, 910107), (87, 836880), (88, 827370), (90, 808984), (99, 735440), (110, 661896), (116, 627660), (120, 606738), (132, 551580), (144, 505615), (145, 502128), (165, 441264), (174, 418440), (176, 413685), (180, 404492), (198, 367720), (220, 330948), (232, 313830), (240, 303369), (261, 278960), (264, 275790), (290, 251064), (317, 229680), (319, 228240), (330, 220632), (348, 209220), (360, 202246), (396, 183860), (435, 167376), (440, 165474), (464, 156915), (495, 147088), (522, 139480), (528, 137895), (580, 125532), (634, 114840), (638, 114120), (660, 110316), (696, 104610), (720, 101123), (792, 91930), (870, 83688), (880, 82737), (951, 76560), (957, 76080), (990, 73544), (1044, 69740), (1160, 62766), (1268, 57420), (1276, 57060), (1305, 55792), (1320, 55158), (1392, 52305), (1584, 45965), (1585, 45936), (1595, 45648), (1740, 41844), (1902, 38280), (1914, 38040), (1980, 36772), (2088, 34870), (2320, 31383), (2536, 28710), (2552, 28530), (2610, 27896), (2640, 27579), (2853, 25520), (2871, 25360), (3170, 22968), (3190, 22824), (3480, 20922), (3487, 20880), (3804, 19140), (3828, 19020), (3960, 18386), (4176, 17435), (4755, 15312), (4785, 15216), (5072, 14355), (5104, 14265), (5220, 13948), (5706, 12760), (5742, 12680), (6340, 11484), (6380, 11412), (6960, 10461), (6974, 10440), (7608, 9570), (7656, 9510), (7920, 9193)]