197820900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1787}}^1$

素因数の和:1851

約数の個数: 144

約数和(自身を含む): 651833280

約数和(自身を除く): 454012380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 41, 45, 50, 54, 60, 75, 82, 90, 100, 108, 123, 135, 150, 164, 180, 205, 225, 246, 270, 300, 369, 410, 450, 492, 540, 615, 675, 738, 820, 900, 1025, 1107, 1230, 1350, 1476, 1787, 1845, 2050, 2214, 2460, 2700, 3075, 3574, 3690, 4100, 4428, 5361, 5535, 6150, 7148, 7380, 8935, 9225, 10722, 11070, 12300, 16083, 17870, 18450, 21444, 22140, 26805, 27675, 32166, 35740, 36900, 44675, 48249, 53610, 55350, 64332, 73267, 80415, 89350, 96498, 107220, 110700, 134025, 146534, 160830, 178700, 192996, 219801, 241245, 268050, 293068, 321660, 366335, 402075, 439602, 482490, 536100, 659403, 732670, 804150, 879204, 964980, 1099005, 1206225, 1318806, 1465340, 1608300, 1831675, 1978209, 2198010, 2412450, 2637612, 3297015, 3663350, 3956418, 4396020, 4824900, 5495025, 6594030, 7326700, 7912836, 9891045, 10990050, 13188060, 16485075, 19782090, 21980100, 32970150, 39564180, 49455225, 65940300, 98910450, 197820900]

約数ペア:

[(1, 197820900), (2, 98910450), (3, 65940300), (4, 49455225), (5, 39564180), (6, 32970150), (9, 21980100), (10, 19782090), (12, 16485075), (15, 13188060), (18, 10990050), (20, 9891045), (25, 7912836), (27, 7326700), (30, 6594030), (36, 5495025), (41, 4824900), (45, 4396020), (50, 3956418), (54, 3663350), (60, 3297015), (75, 2637612), (82, 2412450), (90, 2198010), (100, 1978209), (108, 1831675), (123, 1608300), (135, 1465340), (150, 1318806), (164, 1206225), (180, 1099005), (205, 964980), (225, 879204), (246, 804150), (270, 732670), (300, 659403), (369, 536100), (410, 482490), (450, 439602), (492, 402075), (540, 366335), (615, 321660), (675, 293068), (738, 268050), (820, 241245), (900, 219801), (1025, 192996), (1107, 178700), (1230, 160830), (1350, 146534), (1476, 134025), (1787, 110700), (1845, 107220), (2050, 96498), (2214, 89350), (2460, 80415), (2700, 73267), (3075, 64332), (3574, 55350), (3690, 53610), (4100, 48249), (4428, 44675), (5361, 36900), (5535, 35740), (6150, 32166), (7148, 27675), (7380, 26805), (8935, 22140), (9225, 21444), (10722, 18450), (11070, 17870), (12300, 16083)]