156778458880

素因数分解:

$2^8\times 5^1\times {\mathrm{103}}^1\times {\mathrm{787}}^1\times {\mathrm{1511}}^1$

素因数の和:2422

約数の個数: 144

約数和(自身を含む): 379912425984

約数和(自身を除く): 223133967104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 206, 256, 320, 412, 515, 640, 787, 824, 1030, 1280, 1511, 1574, 1648, 2060, 3022, 3148, 3296, 3935, 4120, 6044, 6296, 6592, 7555, 7870, 8240, 12088, 12592, 13184, 15110, 15740, 16480, 24176, 25184, 26368, 30220, 31480, 32960, 48352, 50368, 60440, 62960, 65920, 81061, 96704, 100736, 120880, 125920, 131840, 155633, 162122, 193408, 201472, 241760, 251840, 311266, 324244, 386816, 405305, 483520, 503680, 622532, 648488, 778165, 810610, 967040, 1007360, 1189157, 1245064, 1296976, 1556330, 1621220, 1934080, 2378314, 2490128, 2593952, 3112660, 3242440, 4756628, 4980256, 5187904, 5945785, 6225320, 6484880, 9513256, 9960512, 10375808, 11891570, 12450640, 12969760, 19026512, 19921024, 20751616, 23783140, 24901280, 25939520, 38053024, 39842048, 47566280, 49802560, 51879040, 76106048, 95132560, 99605120, 103758080, 122483171, 152212096, 190265120, 199210240, 244966342, 304424192, 380530240, 489932684, 612415855, 761060480, 979865368, 1224831710, 1522120960, 1959730736, 2449663420, 3919461472, 4899326840, 7838922944, 9798653680, 15677845888, 19597307360, 31355691776, 39194614720, 78389229440, 156778458880]

約数ペア:

[(1, 156778458880), (2, 78389229440), (4, 39194614720), (5, 31355691776), (8, 19597307360), (10, 15677845888), (16, 9798653680), (20, 7838922944), (32, 4899326840), (40, 3919461472), (64, 2449663420), (80, 1959730736), (103, 1522120960), (128, 1224831710), (160, 979865368), (206, 761060480), (256, 612415855), (320, 489932684), (412, 380530240), (515, 304424192), (640, 244966342), (787, 199210240), (824, 190265120), (1030, 152212096), (1280, 122483171), (1511, 103758080), (1574, 99605120), (1648, 95132560), (2060, 76106048), (3022, 51879040), (3148, 49802560), (3296, 47566280), (3935, 39842048), (4120, 38053024), (6044, 25939520), (6296, 24901280), (6592, 23783140), (7555, 20751616), (7870, 19921024), (8240, 19026512), (12088, 12969760), (12592, 12450640), (13184, 11891570), (15110, 10375808), (15740, 9960512), (16480, 9513256), (24176, 6484880), (25184, 6225320), (26368, 5945785), (30220, 5187904), (31480, 4980256), (32960, 4756628), (48352, 3242440), (50368, 3112660), (60440, 2593952), (62960, 2490128), (65920, 2378314), (81061, 1934080), (96704, 1621220), (100736, 1556330), (120880, 1296976), (125920, 1245064), (131840, 1189157), (155633, 1007360), (162122, 967040), (193408, 810610), (201472, 778165), (241760, 648488), (251840, 622532), (311266, 503680), (324244, 483520), (386816, 405305)]