4218900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^3\times {\mathrm{41}}^1$

素因数の和:79

約数の個数: 144

約数和(自身を含む): 14582400

約数和(自身を除く): 10363500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 41, 42, 49, 50, 60, 70, 75, 82, 84, 98, 100, 105, 123, 140, 147, 150, 164, 175, 196, 205, 210, 245, 246, 287, 294, 300, 343, 350, 410, 420, 490, 492, 525, 574, 588, 615, 686, 700, 735, 820, 861, 980, 1025, 1029, 1050, 1148, 1225, 1230, 1372, 1435, 1470, 1715, 1722, 2009, 2050, 2058, 2100, 2450, 2460, 2870, 2940, 3075, 3430, 3444, 3675, 4018, 4100, 4116, 4305, 4900, 5145, 5740, 6027, 6150, 6860, 7175, 7350, 8036, 8575, 8610, 10045, 10290, 12054, 12300, 14063, 14350, 14700, 17150, 17220, 20090, 20580, 21525, 24108, 25725, 28126, 28700, 30135, 34300, 40180, 42189, 43050, 50225, 51450, 56252, 60270, 70315, 84378, 86100, 100450, 102900, 120540, 140630, 150675, 168756, 200900, 210945, 281260, 301350, 351575, 421890, 602700, 703150, 843780, 1054725, 1406300, 2109450, 4218900]

約数ペア:

[(1, 4218900), (2, 2109450), (3, 1406300), (4, 1054725), (5, 843780), (6, 703150), (7, 602700), (10, 421890), (12, 351575), (14, 301350), (15, 281260), (20, 210945), (21, 200900), (25, 168756), (28, 150675), (30, 140630), (35, 120540), (41, 102900), (42, 100450), (49, 86100), (50, 84378), (60, 70315), (70, 60270), (75, 56252), (82, 51450), (84, 50225), (98, 43050), (100, 42189), (105, 40180), (123, 34300), (140, 30135), (147, 28700), (150, 28126), (164, 25725), (175, 24108), (196, 21525), (205, 20580), (210, 20090), (245, 17220), (246, 17150), (287, 14700), (294, 14350), (300, 14063), (343, 12300), (350, 12054), (410, 10290), (420, 10045), (490, 8610), (492, 8575), (525, 8036), (574, 7350), (588, 7175), (615, 6860), (686, 6150), (700, 6027), (735, 5740), (820, 5145), (861, 4900), (980, 4305), (1025, 4116), (1029, 4100), (1050, 4018), (1148, 3675), (1225, 3444), (1230, 3430), (1372, 3075), (1435, 2940), (1470, 2870), (1715, 2460), (1722, 2450), (2009, 2100), (2050, 2058)]