245542440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:428

約数の個数: 256

約数和(自身を含む): 889056000

約数和(自身を除く): 643513560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 41, 44, 52, 55, 60, 65, 66, 78, 82, 88, 104, 110, 120, 123, 130, 132, 143, 156, 164, 165, 195, 205, 220, 246, 260, 264, 286, 312, 328, 330, 349, 390, 410, 429, 440, 451, 492, 520, 533, 572, 615, 660, 698, 715, 780, 820, 858, 902, 984, 1047, 1066, 1144, 1230, 1320, 1353, 1396, 1430, 1560, 1599, 1640, 1716, 1745, 1804, 2094, 2132, 2145, 2255, 2460, 2665, 2706, 2792, 2860, 3198, 3432, 3490, 3608, 3839, 4188, 4264, 4290, 4510, 4537, 4920, 5235, 5330, 5412, 5720, 5863, 6396, 6765, 6980, 7678, 7995, 8376, 8580, 9020, 9074, 10470, 10660, 10824, 11517, 11726, 12792, 13530, 13611, 13960, 14309, 15356, 15990, 17160, 17589, 18040, 18148, 19195, 20940, 21320, 22685, 23034, 23452, 27060, 27222, 28618, 29315, 30712, 31980, 35178, 36296, 38390, 41880, 42927, 45370, 46068, 46904, 49907, 54120, 54444, 57236, 57585, 58630, 63960, 68055, 70356, 71545, 76780, 85854, 87945, 90740, 92136, 99814, 108888, 114472, 115170, 117260, 136110, 140712, 143090, 149721, 153560, 157399, 171708, 175890, 181480, 186017, 199628, 214635, 230340, 234520, 249535, 272220, 286180, 299442, 314798, 343416, 351780, 372034, 399256, 429270, 460680, 472197, 499070, 544440, 558051, 572360, 598884, 629596, 703560, 744068, 748605, 786995, 858540, 930085, 944394, 998140, 1116102, 1197768, 1259192, 1488136, 1497210, 1573990, 1717080, 1860170, 1888788, 1996280, 2046187, 2232204, 2360985, 2790255, 2994420, 3147980, 3720340, 3777576, 4092374, 4464408, 4721970, 5580510, 5988840, 6138561, 6295960, 7440680, 8184748, 9443940, 10230935, 11161020, 12277122, 16369496, 18887880, 20461870, 22322040, 24554244, 30692805, 40923740, 49108488, 61385610, 81847480, 122771220, 245542440]

約数ペア:

[(1, 245542440), (2, 122771220), (3, 81847480), (4, 61385610), (5, 49108488), (6, 40923740), (8, 30692805), (10, 24554244), (11, 22322040), (12, 20461870), (13, 18887880), (15, 16369496), (20, 12277122), (22, 11161020), (24, 10230935), (26, 9443940), (30, 8184748), (33, 7440680), (39, 6295960), (40, 6138561), (41, 5988840), (44, 5580510), (52, 4721970), (55, 4464408), (60, 4092374), (65, 3777576), (66, 3720340), (78, 3147980), (82, 2994420), (88, 2790255), (104, 2360985), (110, 2232204), (120, 2046187), (123, 1996280), (130, 1888788), (132, 1860170), (143, 1717080), (156, 1573990), (164, 1497210), (165, 1488136), (195, 1259192), (205, 1197768), (220, 1116102), (246, 998140), (260, 944394), (264, 930085), (286, 858540), (312, 786995), (328, 748605), (330, 744068), (349, 703560), (390, 629596), (410, 598884), (429, 572360), (440, 558051), (451, 544440), (492, 499070), (520, 472197), (533, 460680), (572, 429270), (615, 399256), (660, 372034), (698, 351780), (715, 343416), (780, 314798), (820, 299442), (858, 286180), (902, 272220), (984, 249535), (1047, 234520), (1066, 230340), (1144, 214635), (1230, 199628), (1320, 186017), (1353, 181480), (1396, 175890), (1430, 171708), (1560, 157399), (1599, 153560), (1640, 149721), (1716, 143090), (1745, 140712), (1804, 136110), (2094, 117260), (2132, 115170), (2145, 114472), (2255, 108888), (2460, 99814), (2665, 92136), (2706, 90740), (2792, 87945), (2860, 85854), (3198, 76780), (3432, 71545), (3490, 70356), (3608, 68055), (3839, 63960), (4188, 58630), (4264, 57585), (4290, 57236), (4510, 54444), (4537, 54120), (4920, 49907), (5235, 46904), (5330, 46068), (5412, 45370), (5720, 42927), (5863, 41880), (6396, 38390), (6765, 36296), (6980, 35178), (7678, 31980), (7995, 30712), (8376, 29315), (8580, 28618), (9020, 27222), (9074, 27060), (10470, 23452), (10660, 23034), (10824, 22685), (11517, 21320), (11726, 20940), (12792, 19195), (13530, 18148), (13611, 18040), (13960, 17589), (14309, 17160), (15356, 15990)]