388352640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15559}}^1$

素因数の和:15594

約数の個数: 128

約数和(自身を含む): 1333180800

約数和(自身を除く): 944828160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 15559, 24960, 31118, 46677, 62236, 77795, 93354, 124472, 155590, 186708, 202267, 233385, 248944, 311180, 373416, 404534, 466770, 497888, 606801, 622360, 746832, 809068, 933540, 995776, 1011335, 1213602, 1244720, 1493664, 1618136, 1867080, 1991552, 2022670, 2427204, 2489440, 2987328, 3034005, 3236272, 3734160, 4045340, 4854408, 4978880, 5974656, 6068010, 6472544, 7468320, 8090680, 9708816, 9957760, 12136020, 12945088, 14936640, 16181360, 19417632, 24272040, 25890176, 29873280, 32362720, 38835264, 48544080, 64725440, 77670528, 97088160, 129450880, 194176320, 388352640]

約数ペア:

[(1, 388352640), (2, 194176320), (3, 129450880), (4, 97088160), (5, 77670528), (6, 64725440), (8, 48544080), (10, 38835264), (12, 32362720), (13, 29873280), (15, 25890176), (16, 24272040), (20, 19417632), (24, 16181360), (26, 14936640), (30, 12945088), (32, 12136020), (39, 9957760), (40, 9708816), (48, 8090680), (52, 7468320), (60, 6472544), (64, 6068010), (65, 5974656), (78, 4978880), (80, 4854408), (96, 4045340), (104, 3734160), (120, 3236272), (128, 3034005), (130, 2987328), (156, 2489440), (160, 2427204), (192, 2022670), (195, 1991552), (208, 1867080), (240, 1618136), (260, 1493664), (312, 1244720), (320, 1213602), (384, 1011335), (390, 995776), (416, 933540), (480, 809068), (520, 746832), (624, 622360), (640, 606801), (780, 497888), (832, 466770), (960, 404534), (1040, 373416), (1248, 311180), (1560, 248944), (1664, 233385), (1920, 202267), (2080, 186708), (2496, 155590), (3120, 124472), (4160, 93354), (4992, 77795), (6240, 62236), (8320, 46677), (12480, 31118), (15559, 24960)]