488222720

素因数分解:

$2^{12}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:829

約数の個数: 104

約数和(自身を含む): 1210957440

約数和(自身を除く): 722734720

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, 769, 992, 1024, 1240, 1280, 1538, 1984, 2048, 2480, 2560, 3076, 3845, 3968, 4096, 4960, 5120, 6152, 7690, 7936, 9920, 10240, 12304, 15380, 15872, 19840, 20480, 23839, 24608, 30760, 31744, 39680, 47678, 49216, 61520, 63488, 79360, 95356, 98432, 119195, 123040, 126976, 158720, 190712, 196864, 238390, 246080, 317440, 381424, 393728, 476780, 492160, 634880, 762848, 787456, 953560, 984320, 1525696, 1574912, 1907120, 1968640, 3051392, 3149824, 3814240, 3937280, 6102784, 7628480, 7874560, 12205568, 15256960, 15749120, 24411136, 30513920, 48822272, 61027840, 97644544, 122055680, 244111360, 488222720]

約数ペア:

[(1, 488222720), (2, 244111360), (4, 122055680), (5, 97644544), (8, 61027840), (10, 48822272), (16, 30513920), (20, 24411136), (31, 15749120), (32, 15256960), (40, 12205568), (62, 7874560), (64, 7628480), (80, 6102784), (124, 3937280), (128, 3814240), (155, 3149824), (160, 3051392), (248, 1968640), (256, 1907120), (310, 1574912), (320, 1525696), (496, 984320), (512, 953560), (620, 787456), (640, 762848), (769, 634880), (992, 492160), (1024, 476780), (1240, 393728), (1280, 381424), (1538, 317440), (1984, 246080), (2048, 238390), (2480, 196864), (2560, 190712), (3076, 158720), (3845, 126976), (3968, 123040), (4096, 119195), (4960, 98432), (5120, 95356), (6152, 79360), (7690, 63488), (7936, 61520), (9920, 49216), (10240, 47678), (12304, 39680), (15380, 31744), (15872, 30760), (19840, 24608), (20480, 23839)]