318161200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{571}}^1$

素因数の和:795

約数の個数: 120

約数和(自身を含む): 879507200

約数和(自身を除く): 561346000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 199, 200, 280, 350, 398, 400, 560, 571, 700, 796, 995, 1142, 1393, 1400, 1592, 1990, 2284, 2786, 2800, 2855, 3184, 3980, 3997, 4568, 4975, 5572, 5710, 6965, 7960, 7994, 9136, 9950, 11144, 11420, 13930, 14275, 15920, 15988, 19900, 19985, 22288, 22840, 27860, 28550, 31976, 34825, 39800, 39970, 45680, 55720, 57100, 63952, 69650, 79600, 79940, 99925, 111440, 113629, 114200, 139300, 159880, 199850, 227258, 228400, 278600, 319760, 399700, 454516, 557200, 568145, 795403, 799400, 909032, 1136290, 1590806, 1598800, 1818064, 2272580, 2840725, 3181612, 3977015, 4545160, 5681450, 6363224, 7954030, 9090320, 11362900, 12726448, 15908060, 19885075, 22725800, 31816120, 39770150, 45451600, 63632240, 79540300, 159080600, 318161200]

約数ペア:

[(1, 318161200), (2, 159080600), (4, 79540300), (5, 63632240), (7, 45451600), (8, 39770150), (10, 31816120), (14, 22725800), (16, 19885075), (20, 15908060), (25, 12726448), (28, 11362900), (35, 9090320), (40, 7954030), (50, 6363224), (56, 5681450), (70, 4545160), (80, 3977015), (100, 3181612), (112, 2840725), (140, 2272580), (175, 1818064), (199, 1598800), (200, 1590806), (280, 1136290), (350, 909032), (398, 799400), (400, 795403), (560, 568145), (571, 557200), (700, 454516), (796, 399700), (995, 319760), (1142, 278600), (1393, 228400), (1400, 227258), (1592, 199850), (1990, 159880), (2284, 139300), (2786, 114200), (2800, 113629), (2855, 111440), (3184, 99925), (3980, 79940), (3997, 79600), (4568, 69650), (4975, 63952), (5572, 57100), (5710, 55720), (6965, 45680), (7960, 39970), (7994, 39800), (9136, 34825), (9950, 31976), (11144, 28550), (11420, 27860), (13930, 22840), (14275, 22288), (15920, 19985), (15988, 19900)]