2856642560

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8999}}^1$

素因数の和:9057

約数の個数: 96

約数和(自身を含む): 7076160000

約数和(自身を除く): 4219517440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1984, 2048, 2480, 2560, 3968, 4960, 5120, 7936, 8999, 9920, 10240, 15872, 17998, 19840, 31744, 35996, 39680, 44995, 63488, 71992, 79360, 89990, 143984, 158720, 179980, 278969, 287968, 317440, 359960, 557938, 575936, 719920, 1115876, 1151872, 1394845, 1439840, 2231752, 2303744, 2789690, 2879680, 4463504, 4607488, 5579380, 5759360, 8927008, 9214976, 11158760, 11518720, 17854016, 18429952, 22317520, 23037440, 35708032, 44635040, 46074880, 71416064, 89270080, 92149760, 142832128, 178540160, 285664256, 357080320, 571328512, 714160640, 1428321280, 2856642560]

約数ペア:

[(1, 2856642560), (2, 1428321280), (4, 714160640), (5, 571328512), (8, 357080320), (10, 285664256), (16, 178540160), (20, 142832128), (31, 92149760), (32, 89270080), (40, 71416064), (62, 46074880), (64, 44635040), (80, 35708032), (124, 23037440), (128, 22317520), (155, 18429952), (160, 17854016), (248, 11518720), (256, 11158760), (310, 9214976), (320, 8927008), (496, 5759360), (512, 5579380), (620, 4607488), (640, 4463504), (992, 2879680), (1024, 2789690), (1240, 2303744), (1280, 2231752), (1984, 1439840), (2048, 1394845), (2480, 1151872), (2560, 1115876), (3968, 719920), (4960, 575936), (5120, 557938), (7936, 359960), (8999, 317440), (9920, 287968), (10240, 278969), (15872, 179980), (17998, 158720), (19840, 143984), (31744, 89990), (35996, 79360), (39680, 71992), (44995, 63488)]