284255120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1879}}^1$

素因数の和:1984

約数の個数: 80

約数和(自身を含む): 693765120

約数和(自身を除く): 409510000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 61, 62, 80, 122, 124, 155, 244, 248, 305, 310, 488, 496, 610, 620, 976, 1220, 1240, 1879, 1891, 2440, 2480, 3758, 3782, 4880, 7516, 7564, 9395, 9455, 15032, 15128, 18790, 18910, 30064, 30256, 37580, 37820, 58249, 75160, 75640, 114619, 116498, 150320, 151280, 229238, 232996, 291245, 458476, 465992, 573095, 582490, 916952, 931984, 1146190, 1164980, 1833904, 2292380, 2329960, 3553189, 4584760, 4659920, 7106378, 9169520, 14212756, 17765945, 28425512, 35531890, 56851024, 71063780, 142127560, 284255120]

約数ペア:

[(1, 284255120), (2, 142127560), (4, 71063780), (5, 56851024), (8, 35531890), (10, 28425512), (16, 17765945), (20, 14212756), (31, 9169520), (40, 7106378), (61, 4659920), (62, 4584760), (80, 3553189), (122, 2329960), (124, 2292380), (155, 1833904), (244, 1164980), (248, 1146190), (305, 931984), (310, 916952), (488, 582490), (496, 573095), (610, 465992), (620, 458476), (976, 291245), (1220, 232996), (1240, 229238), (1879, 151280), (1891, 150320), (2440, 116498), (2480, 114619), (3758, 75640), (3782, 75160), (4880, 58249), (7516, 37820), (7564, 37580), (9395, 30256), (9455, 30064), (15032, 18910), (15128, 18790)]