261640080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27953}}^1$

素因数の和:27985

約数の個数: 120

約数和(自身を含む): 946298808

約数和(自身を除く): 684658728

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 27953, 55906, 83859, 111812, 139765, 167718, 223624, 251577, 279530, 335436, 363389, 419295, 447248, 503154, 559060, 670872, 726778, 838590, 1006308, 1090167, 1118120, 1257885, 1341744, 1453556, 1677180, 1816945, 2012616, 2180334, 2236240, 2515770, 2907112, 3270501, 3354360, 3633890, 4025232, 4360668, 5031540, 5450835, 5814224, 6541002, 6708720, 7267780, 8721336, 10063080, 10901670, 13082004, 14535560, 16352505, 17442672, 20126160, 21803340, 26164008, 29071120, 32705010, 43606680, 52328016, 65410020, 87213360, 130820040, 261640080]

約数ペア:

[(1, 261640080), (2, 130820040), (3, 87213360), (4, 65410020), (5, 52328016), (6, 43606680), (8, 32705010), (9, 29071120), (10, 26164008), (12, 21803340), (13, 20126160), (15, 17442672), (16, 16352505), (18, 14535560), (20, 13082004), (24, 10901670), (26, 10063080), (30, 8721336), (36, 7267780), (39, 6708720), (40, 6541002), (45, 5814224), (48, 5450835), (52, 5031540), (60, 4360668), (65, 4025232), (72, 3633890), (78, 3354360), (80, 3270501), (90, 2907112), (104, 2515770), (117, 2236240), (120, 2180334), (130, 2012616), (144, 1816945), (156, 1677180), (180, 1453556), (195, 1341744), (208, 1257885), (234, 1118120), (240, 1090167), (260, 1006308), (312, 838590), (360, 726778), (390, 670872), (468, 559060), (520, 503154), (585, 447248), (624, 419295), (720, 363389), (780, 335436), (936, 279530), (1040, 251577), (1170, 223624), (1560, 167718), (1872, 139765), (2340, 111812), (3120, 83859), (4680, 55906), (9360, 27953)]