4221840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{359}}^1$

素因数の和:389

約数の個数: 120

約数和(自身を含む): 15266880

約数和(自身を除く): 11045040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 359, 392, 420, 490, 560, 588, 718, 735, 784, 840, 980, 1077, 1176, 1436, 1470, 1680, 1795, 1960, 2154, 2352, 2513, 2872, 2940, 3590, 3920, 4308, 5026, 5385, 5744, 5880, 7180, 7539, 8616, 10052, 10770, 11760, 12565, 14360, 15078, 17232, 17591, 20104, 21540, 25130, 28720, 30156, 35182, 37695, 40208, 43080, 50260, 52773, 60312, 70364, 75390, 86160, 87955, 100520, 105546, 120624, 140728, 150780, 175910, 201040, 211092, 263865, 281456, 301560, 351820, 422184, 527730, 603120, 703640, 844368, 1055460, 1407280, 2110920, 4221840]

約数ペア:

[(1, 4221840), (2, 2110920), (3, 1407280), (4, 1055460), (5, 844368), (6, 703640), (7, 603120), (8, 527730), (10, 422184), (12, 351820), (14, 301560), (15, 281456), (16, 263865), (20, 211092), (21, 201040), (24, 175910), (28, 150780), (30, 140728), (35, 120624), (40, 105546), (42, 100520), (48, 87955), (49, 86160), (56, 75390), (60, 70364), (70, 60312), (80, 52773), (84, 50260), (98, 43080), (105, 40208), (112, 37695), (120, 35182), (140, 30156), (147, 28720), (168, 25130), (196, 21540), (210, 20104), (240, 17591), (245, 17232), (280, 15078), (294, 14360), (336, 12565), (359, 11760), (392, 10770), (420, 10052), (490, 8616), (560, 7539), (588, 7180), (718, 5880), (735, 5744), (784, 5385), (840, 5026), (980, 4308), (1077, 3920), (1176, 3590), (1436, 2940), (1470, 2872), (1680, 2513), (1795, 2352), (1960, 2154)]