27996720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 160

約数和(自身を含む): 92565504

約数和(自身を除く): 64568784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 53, 60, 62, 71, 80, 93, 106, 120, 124, 142, 155, 159, 186, 212, 213, 240, 248, 265, 284, 310, 318, 355, 372, 424, 426, 465, 496, 530, 568, 620, 636, 710, 744, 795, 848, 852, 930, 1060, 1065, 1136, 1240, 1272, 1420, 1488, 1590, 1643, 1704, 1860, 2120, 2130, 2201, 2480, 2544, 2840, 3180, 3286, 3408, 3720, 3763, 4240, 4260, 4402, 4929, 5680, 6360, 6572, 6603, 7440, 7526, 8215, 8520, 8804, 9858, 11005, 11289, 12720, 13144, 13206, 15052, 16430, 17040, 17608, 18815, 19716, 22010, 22578, 24645, 26288, 26412, 30104, 32860, 33015, 35216, 37630, 39432, 44020, 45156, 49290, 52824, 56445, 60208, 65720, 66030, 75260, 78864, 88040, 90312, 98580, 105648, 112890, 116653, 131440, 132060, 150520, 176080, 180624, 197160, 225780, 233306, 264120, 301040, 349959, 394320, 451560, 466612, 528240, 583265, 699918, 903120, 933224, 1166530, 1399836, 1749795, 1866448, 2333060, 2799672, 3499590, 4666120, 5599344, 6999180, 9332240, 13998360, 27996720]

約数ペア:

[(1, 27996720), (2, 13998360), (3, 9332240), (4, 6999180), (5, 5599344), (6, 4666120), (8, 3499590), (10, 2799672), (12, 2333060), (15, 1866448), (16, 1749795), (20, 1399836), (24, 1166530), (30, 933224), (31, 903120), (40, 699918), (48, 583265), (53, 528240), (60, 466612), (62, 451560), (71, 394320), (80, 349959), (93, 301040), (106, 264120), (120, 233306), (124, 225780), (142, 197160), (155, 180624), (159, 176080), (186, 150520), (212, 132060), (213, 131440), (240, 116653), (248, 112890), (265, 105648), (284, 98580), (310, 90312), (318, 88040), (355, 78864), (372, 75260), (424, 66030), (426, 65720), (465, 60208), (496, 56445), (530, 52824), (568, 49290), (620, 45156), (636, 44020), (710, 39432), (744, 37630), (795, 35216), (848, 33015), (852, 32860), (930, 30104), (1060, 26412), (1065, 26288), (1136, 24645), (1240, 22578), (1272, 22010), (1420, 19716), (1488, 18815), (1590, 17608), (1643, 17040), (1704, 16430), (1860, 15052), (2120, 13206), (2130, 13144), (2201, 12720), (2480, 11289), (2544, 11005), (2840, 9858), (3180, 8804), (3286, 8520), (3408, 8215), (3720, 7526), (3763, 7440), (4240, 6603), (4260, 6572), (4402, 6360), (4929, 5680)]