156784309480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{577}}^1\times {\mathrm{977}}^1$

素因数の和:1991

約数の個数: 128

約数和(自身を含む): 375461632800

約数和(自身を除く): 218677323320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 409, 577, 680, 818, 977, 1154, 1636, 1954, 2045, 2308, 2885, 3272, 3908, 4090, 4616, 4885, 5770, 6953, 7816, 8180, 9770, 9809, 11540, 13906, 16360, 16609, 19540, 19618, 23080, 27812, 33218, 34765, 39080, 39236, 49045, 55624, 66436, 69530, 78472, 83045, 98090, 132872, 139060, 166090, 196180, 235993, 278120, 332180, 392360, 399593, 471986, 563729, 664360, 799186, 943972, 1127458, 1179965, 1598372, 1887944, 1997965, 2254916, 2359930, 2818645, 3196744, 3995930, 4011881, 4509832, 4719860, 5637290, 6793081, 7991860, 8023762, 9439720, 9583393, 11274580, 13586162, 15983720, 16047524, 19166786, 20059405, 22549160, 27172324, 32095048, 33965405, 38333572, 40118810, 47916965, 54344648, 67930810, 76667144, 80237620, 95833930, 135861620, 160475240, 191667860, 230565161, 271723240, 383335720, 461130322, 922260644, 1152825805, 1844521288, 2305651610, 3919607737, 4611303220, 7839215474, 9222606440, 15678430948, 19598038685, 31356861896, 39196077370, 78392154740, 156784309480]

約数ペア:

[(1, 156784309480), (2, 78392154740), (4, 39196077370), (5, 31356861896), (8, 19598038685), (10, 15678430948), (17, 9222606440), (20, 7839215474), (34, 4611303220), (40, 3919607737), (68, 2305651610), (85, 1844521288), (136, 1152825805), (170, 922260644), (340, 461130322), (409, 383335720), (577, 271723240), (680, 230565161), (818, 191667860), (977, 160475240), (1154, 135861620), (1636, 95833930), (1954, 80237620), (2045, 76667144), (2308, 67930810), (2885, 54344648), (3272, 47916965), (3908, 40118810), (4090, 38333572), (4616, 33965405), (4885, 32095048), (5770, 27172324), (6953, 22549160), (7816, 20059405), (8180, 19166786), (9770, 16047524), (9809, 15983720), (11540, 13586162), (13906, 11274580), (16360, 9583393), (16609, 9439720), (19540, 8023762), (19618, 7991860), (23080, 6793081), (27812, 5637290), (33218, 4719860), (34765, 4509832), (39080, 4011881), (39236, 3995930), (49045, 3196744), (55624, 2818645), (66436, 2359930), (69530, 2254916), (78472, 1997965), (83045, 1887944), (98090, 1598372), (132872, 1179965), (139060, 1127458), (166090, 943972), (196180, 799186), (235993, 664360), (278120, 563729), (332180, 471986), (392360, 399593)]