313655552

素因数分解:

$2^8\times 7^1\times {\mathrm{383}}^1\times {\mathrm{457}}^1$

素因数の和:863

約数の個数: 72

約数和(自身を含む): 718964736

約数和(自身を除く): 405309184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 383, 448, 457, 766, 896, 914, 1532, 1792, 1828, 2681, 3064, 3199, 3656, 5362, 6128, 6398, 7312, 10724, 12256, 12796, 14624, 21448, 24512, 25592, 29248, 42896, 49024, 51184, 58496, 85792, 98048, 102368, 116992, 171584, 175031, 204736, 343168, 350062, 409472, 686336, 700124, 818944, 1225217, 1400248, 2450434, 2800496, 4900868, 5600992, 9801736, 11201984, 19603472, 22403968, 39206944, 44807936, 78413888, 156827776, 313655552]

約数ペア:

[(1, 313655552), (2, 156827776), (4, 78413888), (7, 44807936), (8, 39206944), (14, 22403968), (16, 19603472), (28, 11201984), (32, 9801736), (56, 5600992), (64, 4900868), (112, 2800496), (128, 2450434), (224, 1400248), (256, 1225217), (383, 818944), (448, 700124), (457, 686336), (766, 409472), (896, 350062), (914, 343168), (1532, 204736), (1792, 175031), (1828, 171584), (2681, 116992), (3064, 102368), (3199, 98048), (3656, 85792), (5362, 58496), (6128, 51184), (6398, 49024), (7312, 42896), (10724, 29248), (12256, 25592), (12796, 24512), (14624, 21448)]