1664978760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{32801}}^1$

素因数の和:32868

約数の個数: 128

約数和(自身を含む): 5668185600

約数和(自身を除く): 4003206840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 47, 54, 60, 72, 90, 94, 108, 120, 135, 141, 180, 188, 216, 235, 270, 282, 360, 376, 423, 470, 540, 564, 705, 846, 940, 1080, 1128, 1269, 1410, 1692, 1880, 2115, 2538, 2820, 3384, 4230, 5076, 5640, 6345, 8460, 10152, 12690, 16920, 25380, 32801, 50760, 65602, 98403, 131204, 164005, 196806, 262408, 295209, 328010, 393612, 492015, 590418, 656020, 787224, 885627, 984030, 1180836, 1312040, 1476045, 1541647, 1771254, 1968060, 2361672, 2952090, 3083294, 3542508, 3936120, 4428135, 4624941, 5904180, 6166588, 7085016, 7708235, 8856270, 9249882, 11808360, 12333176, 13874823, 15416470, 17712540, 18499764, 23124705, 27749646, 30832940, 35425080, 36999528, 41624469, 46249410, 55499292, 61665880, 69374115, 83248938, 92498820, 110998584, 138748230, 166497876, 184997640, 208122345, 277496460, 332995752, 416244690, 554992920, 832489380, 1664978760]

約数ペア:

[(1, 1664978760), (2, 832489380), (3, 554992920), (4, 416244690), (5, 332995752), (6, 277496460), (8, 208122345), (9, 184997640), (10, 166497876), (12, 138748230), (15, 110998584), (18, 92498820), (20, 83248938), (24, 69374115), (27, 61665880), (30, 55499292), (36, 46249410), (40, 41624469), (45, 36999528), (47, 35425080), (54, 30832940), (60, 27749646), (72, 23124705), (90, 18499764), (94, 17712540), (108, 15416470), (120, 13874823), (135, 12333176), (141, 11808360), (180, 9249882), (188, 8856270), (216, 7708235), (235, 7085016), (270, 6166588), (282, 5904180), (360, 4624941), (376, 4428135), (423, 3936120), (470, 3542508), (540, 3083294), (564, 2952090), (705, 2361672), (846, 1968060), (940, 1771254), (1080, 1541647), (1128, 1476045), (1269, 1312040), (1410, 1180836), (1692, 984030), (1880, 885627), (2115, 787224), (2538, 656020), (2820, 590418), (3384, 492015), (4230, 393612), (5076, 328010), (5640, 295209), (6345, 262408), (8460, 196806), (10152, 164005), (12690, 131204), (16920, 98403), (25380, 65602), (32801, 50760)]