2942520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:165

約数の個数: 128

約数和(自身を含む): 10506240

約数和(自身を除く): 7563720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 113, 120, 124, 140, 155, 168, 186, 210, 217, 226, 248, 280, 310, 339, 372, 420, 434, 452, 465, 565, 620, 651, 678, 744, 791, 840, 868, 904, 930, 1085, 1130, 1240, 1302, 1356, 1582, 1695, 1736, 1860, 2170, 2260, 2373, 2604, 2712, 3164, 3255, 3390, 3503, 3720, 3955, 4340, 4520, 4746, 5208, 6328, 6510, 6780, 7006, 7910, 8680, 9492, 10509, 11865, 13020, 13560, 14012, 15820, 17515, 18984, 21018, 23730, 24521, 26040, 28024, 31640, 35030, 42036, 47460, 49042, 52545, 70060, 73563, 84072, 94920, 98084, 105090, 122605, 140120, 147126, 196168, 210180, 245210, 294252, 367815, 420360, 490420, 588504, 735630, 980840, 1471260, 2942520]

約数ペア:

[(1, 2942520), (2, 1471260), (3, 980840), (4, 735630), (5, 588504), (6, 490420), (7, 420360), (8, 367815), (10, 294252), (12, 245210), (14, 210180), (15, 196168), (20, 147126), (21, 140120), (24, 122605), (28, 105090), (30, 98084), (31, 94920), (35, 84072), (40, 73563), (42, 70060), (56, 52545), (60, 49042), (62, 47460), (70, 42036), (84, 35030), (93, 31640), (105, 28024), (113, 26040), (120, 24521), (124, 23730), (140, 21018), (155, 18984), (168, 17515), (186, 15820), (210, 14012), (217, 13560), (226, 13020), (248, 11865), (280, 10509), (310, 9492), (339, 8680), (372, 7910), (420, 7006), (434, 6780), (452, 6510), (465, 6328), (565, 5208), (620, 4746), (651, 4520), (678, 4340), (744, 3955), (791, 3720), (840, 3503), (868, 3390), (904, 3255), (930, 3164), (1085, 2712), (1130, 2604), (1240, 2373), (1302, 2260), (1356, 2170), (1582, 1860), (1695, 1736)]