42821520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:453

約数の個数: 160

約数和(自身を含む): 154275840

約数和(自身を除く): 111454320

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, 56, 60, 70, 71, 80, 84, 105, 112, 120, 140, 142, 168, 210, 213, 240, 280, 284, 336, 355, 359, 420, 426, 497, 560, 568, 710, 718, 840, 852, 994, 1065, 1077, 1136, 1420, 1436, 1491, 1680, 1704, 1795, 1988, 2130, 2154, 2485, 2513, 2840, 2872, 2982, 3408, 3590, 3976, 4260, 4308, 4970, 5026, 5385, 5680, 5744, 5964, 7180, 7455, 7539, 7952, 8520, 8616, 9940, 10052, 10770, 11928, 12565, 14360, 14910, 15078, 17040, 17232, 19880, 20104, 21540, 23856, 25130, 25489, 28720, 29820, 30156, 37695, 39760, 40208, 43080, 50260, 50978, 59640, 60312, 75390, 76467, 86160, 100520, 101956, 119280, 120624, 127445, 150780, 152934, 178423, 201040, 203912, 254890, 301560, 305868, 356846, 382335, 407824, 509780, 535269, 603120, 611736, 713692, 764670, 892115, 1019560, 1070538, 1223472, 1427384, 1529340, 1784230, 2039120, 2141076, 2676345, 2854768, 3058680, 3568460, 4282152, 5352690, 6117360, 7136920, 8564304, 10705380, 14273840, 21410760, 42821520]

約数ペア:

[(1, 42821520), (2, 21410760), (3, 14273840), (4, 10705380), (5, 8564304), (6, 7136920), (7, 6117360), (8, 5352690), (10, 4282152), (12, 3568460), (14, 3058680), (15, 2854768), (16, 2676345), (20, 2141076), (21, 2039120), (24, 1784230), (28, 1529340), (30, 1427384), (35, 1223472), (40, 1070538), (42, 1019560), (48, 892115), (56, 764670), (60, 713692), (70, 611736), (71, 603120), (80, 535269), (84, 509780), (105, 407824), (112, 382335), (120, 356846), (140, 305868), (142, 301560), (168, 254890), (210, 203912), (213, 201040), (240, 178423), (280, 152934), (284, 150780), (336, 127445), (355, 120624), (359, 119280), (420, 101956), (426, 100520), (497, 86160), (560, 76467), (568, 75390), (710, 60312), (718, 59640), (840, 50978), (852, 50260), (994, 43080), (1065, 40208), (1077, 39760), (1136, 37695), (1420, 30156), (1436, 29820), (1491, 28720), (1680, 25489), (1704, 25130), (1795, 23856), (1988, 21540), (2130, 20104), (2154, 19880), (2485, 17232), (2513, 17040), (2840, 15078), (2872, 14910), (2982, 14360), (3408, 12565), (3590, 11928), (3976, 10770), (4260, 10052), (4308, 9940), (4970, 8616), (5026, 8520), (5385, 7952), (5680, 7539), (5744, 7455), (5964, 7180)]