15693440

素因数分解:

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

素因数の和:170

約数の個数: 128

約数和(自身を含む): 44651520

約数和(自身を除く): 28958080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 113, 124, 128, 140, 155, 160, 217, 224, 226, 248, 280, 310, 320, 434, 448, 452, 496, 560, 565, 620, 640, 791, 868, 896, 904, 992, 1085, 1120, 1130, 1240, 1582, 1736, 1808, 1984, 2170, 2240, 2260, 2480, 3164, 3472, 3503, 3616, 3955, 3968, 4340, 4480, 4520, 4960, 6328, 6944, 7006, 7232, 7910, 8680, 9040, 9920, 12656, 13888, 14012, 14464, 15820, 17360, 17515, 18080, 19840, 24521, 25312, 27776, 28024, 31640, 34720, 35030, 36160, 49042, 50624, 56048, 63280, 69440, 70060, 72320, 98084, 101248, 112096, 122605, 126560, 138880, 140120, 196168, 224192, 245210, 253120, 280240, 392336, 448384, 490420, 506240, 560480, 784672, 980840, 1120960, 1569344, 1961680, 2241920, 3138688, 3923360, 7846720, 15693440]

約数ペア:

[(1, 15693440), (2, 7846720), (4, 3923360), (5, 3138688), (7, 2241920), (8, 1961680), (10, 1569344), (14, 1120960), (16, 980840), (20, 784672), (28, 560480), (31, 506240), (32, 490420), (35, 448384), (40, 392336), (56, 280240), (62, 253120), (64, 245210), (70, 224192), (80, 196168), (112, 140120), (113, 138880), (124, 126560), (128, 122605), (140, 112096), (155, 101248), (160, 98084), (217, 72320), (224, 70060), (226, 69440), (248, 63280), (280, 56048), (310, 50624), (320, 49042), (434, 36160), (448, 35030), (452, 34720), (496, 31640), (560, 28024), (565, 27776), (620, 25312), (640, 24521), (791, 19840), (868, 18080), (896, 17515), (904, 17360), (992, 15820), (1085, 14464), (1120, 14012), (1130, 13888), (1240, 12656), (1582, 9920), (1736, 9040), (1808, 8680), (1984, 7910), (2170, 7232), (2240, 7006), (2260, 6944), (2480, 6328), (3164, 4960), (3472, 4520), (3503, 4480), (3616, 4340), (3955, 3968)]