638550080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3203}}^1$

素因数の和:3316

約数の個数: 112

約数和(自身を含む): 1757842560

約数和(自身を除く): 1119292480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 89, 112, 140, 160, 178, 224, 280, 320, 356, 445, 448, 560, 623, 712, 890, 1120, 1246, 1424, 1780, 2240, 2492, 2848, 3115, 3203, 3560, 4984, 5696, 6230, 6406, 7120, 9968, 12460, 12812, 14240, 16015, 19936, 22421, 24920, 25624, 28480, 32030, 39872, 44842, 49840, 51248, 64060, 89684, 99680, 102496, 112105, 128120, 179368, 199360, 204992, 224210, 256240, 285067, 358736, 448420, 512480, 570134, 717472, 896840, 1024960, 1140268, 1425335, 1434944, 1793680, 1995469, 2280536, 2850670, 3587360, 3990938, 4561072, 5701340, 7174720, 7981876, 9122144, 9977345, 11402680, 15963752, 18244288, 19954690, 22805360, 31927504, 39909380, 45610720, 63855008, 79818760, 91221440, 127710016, 159637520, 319275040, 638550080]

約数ペア:

[(1, 638550080), (2, 319275040), (4, 159637520), (5, 127710016), (7, 91221440), (8, 79818760), (10, 63855008), (14, 45610720), (16, 39909380), (20, 31927504), (28, 22805360), (32, 19954690), (35, 18244288), (40, 15963752), (56, 11402680), (64, 9977345), (70, 9122144), (80, 7981876), (89, 7174720), (112, 5701340), (140, 4561072), (160, 3990938), (178, 3587360), (224, 2850670), (280, 2280536), (320, 1995469), (356, 1793680), (445, 1434944), (448, 1425335), (560, 1140268), (623, 1024960), (712, 896840), (890, 717472), (1120, 570134), (1246, 512480), (1424, 448420), (1780, 358736), (2240, 285067), (2492, 256240), (2848, 224210), (3115, 204992), (3203, 199360), (3560, 179368), (4984, 128120), (5696, 112105), (6230, 102496), (6406, 99680), (7120, 89684), (9968, 64060), (12460, 51248), (12812, 49840), (14240, 44842), (16015, 39872), (19936, 32030), (22421, 28480), (24920, 25624)]