261996150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:211

約数の個数: 192

約数和(自身を含む): 748077120

約数和(自身を除く): 486080970

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 29, 30, 39, 41, 50, 58, 65, 75, 78, 82, 87, 113, 123, 130, 145, 150, 174, 195, 205, 226, 246, 290, 325, 339, 377, 390, 410, 435, 533, 565, 615, 650, 678, 725, 754, 870, 975, 1025, 1066, 1130, 1131, 1189, 1230, 1450, 1469, 1599, 1695, 1885, 1950, 2050, 2175, 2262, 2378, 2665, 2825, 2938, 3075, 3198, 3277, 3390, 3567, 3770, 4350, 4407, 4633, 5330, 5650, 5655, 5945, 6150, 6554, 7134, 7345, 7995, 8475, 8814, 9266, 9425, 9831, 11310, 11890, 13325, 13899, 14690, 15457, 15990, 16385, 16950, 17835, 18850, 19662, 22035, 23165, 26650, 27798, 28275, 29725, 30914, 32770, 35670, 36725, 39975, 42601, 44070, 46330, 46371, 49155, 56550, 59450, 60229, 69495, 73450, 77285, 79950, 81925, 85202, 89175, 92742, 98310, 110175, 115825, 120458, 127803, 134357, 138990, 154570, 163850, 178350, 180687, 213005, 220350, 231650, 231855, 245775, 255606, 268714, 301145, 347475, 361374, 386425, 403071, 426010, 463710, 491550, 602290, 639015, 671785, 694950, 772850, 806142, 903435, 1065025, 1159275, 1278030, 1343570, 1505725, 1746641, 1806870, 2015355, 2130050, 2318550, 3011450, 3195075, 3358925, 3493282, 4030710, 4517175, 5239923, 6390150, 6717850, 8733205, 9034350, 10076775, 10479846, 17466410, 20153550, 26199615, 43666025, 52399230, 87332050, 130998075, 261996150]

約数ペア:

[(1, 261996150), (2, 130998075), (3, 87332050), (5, 52399230), (6, 43666025), (10, 26199615), (13, 20153550), (15, 17466410), (25, 10479846), (26, 10076775), (29, 9034350), (30, 8733205), (39, 6717850), (41, 6390150), (50, 5239923), (58, 4517175), (65, 4030710), (75, 3493282), (78, 3358925), (82, 3195075), (87, 3011450), (113, 2318550), (123, 2130050), (130, 2015355), (145, 1806870), (150, 1746641), (174, 1505725), (195, 1343570), (205, 1278030), (226, 1159275), (246, 1065025), (290, 903435), (325, 806142), (339, 772850), (377, 694950), (390, 671785), (410, 639015), (435, 602290), (533, 491550), (565, 463710), (615, 426010), (650, 403071), (678, 386425), (725, 361374), (754, 347475), (870, 301145), (975, 268714), (1025, 255606), (1066, 245775), (1130, 231855), (1131, 231650), (1189, 220350), (1230, 213005), (1450, 180687), (1469, 178350), (1599, 163850), (1695, 154570), (1885, 138990), (1950, 134357), (2050, 127803), (2175, 120458), (2262, 115825), (2378, 110175), (2665, 98310), (2825, 92742), (2938, 89175), (3075, 85202), (3198, 81925), (3277, 79950), (3390, 77285), (3567, 73450), (3770, 69495), (4350, 60229), (4407, 59450), (4633, 56550), (5330, 49155), (5650, 46371), (5655, 46330), (5945, 44070), (6150, 42601), (6554, 39975), (7134, 36725), (7345, 35670), (7995, 32770), (8475, 30914), (8814, 29725), (9266, 28275), (9425, 27798), (9831, 26650), (11310, 23165), (11890, 22035), (13325, 19662), (13899, 18850), (14690, 17835), (15457, 16950), (15990, 16385)]