72258120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:356

約数の個数: 192

約数和(自身を含む): 260807040

約数和(自身を除く): 188548920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 71, 72, 88, 90, 99, 110, 120, 132, 142, 165, 180, 198, 213, 220, 257, 264, 284, 330, 355, 360, 396, 426, 440, 495, 514, 568, 639, 660, 710, 771, 781, 792, 852, 990, 1028, 1065, 1278, 1285, 1320, 1420, 1542, 1562, 1704, 1980, 2056, 2130, 2313, 2343, 2556, 2570, 2827, 2840, 3084, 3124, 3195, 3855, 3905, 3960, 4260, 4626, 4686, 5112, 5140, 5654, 6168, 6248, 6390, 7029, 7710, 7810, 8481, 8520, 9252, 9372, 10280, 11308, 11565, 11715, 12780, 14058, 14135, 15420, 15620, 16962, 18247, 18504, 18744, 22616, 23130, 23430, 25443, 25560, 28116, 28270, 30840, 31240, 33924, 35145, 36494, 42405, 46260, 46860, 50886, 54741, 56232, 56540, 67848, 70290, 72988, 84810, 91235, 92520, 93720, 101772, 109482, 113080, 127215, 140580, 145976, 164223, 169620, 182470, 200717, 203544, 218964, 254430, 273705, 281160, 328446, 339240, 364940, 401434, 437928, 508860, 547410, 602151, 656892, 729880, 802868, 821115, 1003585, 1017720, 1094820, 1204302, 1313784, 1605736, 1642230, 1806453, 2007170, 2189640, 2408604, 3010755, 3284460, 3612906, 4014340, 4817208, 6021510, 6568920, 7225812, 8028680, 9032265, 12043020, 14451624, 18064530, 24086040, 36129060, 72258120]

約数ペア:

[(1, 72258120), (2, 36129060), (3, 24086040), (4, 18064530), (5, 14451624), (6, 12043020), (8, 9032265), (9, 8028680), (10, 7225812), (11, 6568920), (12, 6021510), (15, 4817208), (18, 4014340), (20, 3612906), (22, 3284460), (24, 3010755), (30, 2408604), (33, 2189640), (36, 2007170), (40, 1806453), (44, 1642230), (45, 1605736), (55, 1313784), (60, 1204302), (66, 1094820), (71, 1017720), (72, 1003585), (88, 821115), (90, 802868), (99, 729880), (110, 656892), (120, 602151), (132, 547410), (142, 508860), (165, 437928), (180, 401434), (198, 364940), (213, 339240), (220, 328446), (257, 281160), (264, 273705), (284, 254430), (330, 218964), (355, 203544), (360, 200717), (396, 182470), (426, 169620), (440, 164223), (495, 145976), (514, 140580), (568, 127215), (639, 113080), (660, 109482), (710, 101772), (771, 93720), (781, 92520), (792, 91235), (852, 84810), (990, 72988), (1028, 70290), (1065, 67848), (1278, 56540), (1285, 56232), (1320, 54741), (1420, 50886), (1542, 46860), (1562, 46260), (1704, 42405), (1980, 36494), (2056, 35145), (2130, 33924), (2313, 31240), (2343, 30840), (2556, 28270), (2570, 28116), (2827, 25560), (2840, 25443), (3084, 23430), (3124, 23130), (3195, 22616), (3855, 18744), (3905, 18504), (3960, 18247), (4260, 16962), (4626, 15620), (4686, 15420), (5112, 14135), (5140, 14058), (5654, 12780), (6168, 11715), (6248, 11565), (6390, 11308), (7029, 10280), (7710, 9372), (7810, 9252), (8481, 8520)]