157203840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1997}}^1$

素因数の和:2060

約数の個数: 128

約数和(自身を含む): 513565920

約数和(自身を除く): 356362080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 320, 328, 384, 410, 480, 492, 615, 640, 656, 820, 960, 984, 1230, 1312, 1640, 1920, 1968, 1997, 2460, 2624, 3280, 3936, 3994, 4920, 5248, 5991, 6560, 7872, 7988, 9840, 9985, 11982, 13120, 15744, 15976, 19680, 19970, 23964, 26240, 29955, 31952, 39360, 39940, 47928, 59910, 63904, 78720, 79880, 81877, 95856, 119820, 127808, 159760, 163754, 191712, 239640, 245631, 255616, 319520, 327508, 383424, 409385, 479280, 491262, 639040, 655016, 766848, 818770, 958560, 982524, 1228155, 1278080, 1310032, 1637540, 1917120, 1965048, 2456310, 2620064, 3275080, 3834240, 3930096, 4912620, 5240128, 6550160, 7860192, 9825240, 10480256, 13100320, 15720384, 19650480, 26200640, 31440768, 39300960, 52401280, 78601920, 157203840]

約数ペア:

[(1, 157203840), (2, 78601920), (3, 52401280), (4, 39300960), (5, 31440768), (6, 26200640), (8, 19650480), (10, 15720384), (12, 13100320), (15, 10480256), (16, 9825240), (20, 7860192), (24, 6550160), (30, 5240128), (32, 4912620), (40, 3930096), (41, 3834240), (48, 3275080), (60, 2620064), (64, 2456310), (80, 1965048), (82, 1917120), (96, 1637540), (120, 1310032), (123, 1278080), (128, 1228155), (160, 982524), (164, 958560), (192, 818770), (205, 766848), (240, 655016), (246, 639040), (320, 491262), (328, 479280), (384, 409385), (410, 383424), (480, 327508), (492, 319520), (615, 255616), (640, 245631), (656, 239640), (820, 191712), (960, 163754), (984, 159760), (1230, 127808), (1312, 119820), (1640, 95856), (1920, 81877), (1968, 79880), (1997, 78720), (2460, 63904), (2624, 59910), (3280, 47928), (3936, 39940), (3994, 39360), (4920, 31952), (5248, 29955), (5991, 26240), (6560, 23964), (7872, 19970), (7988, 19680), (9840, 15976), (9985, 15744), (11982, 13120)]