261712416

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1$

素因数の和:807

約数の個数: 192

約数和(自身を含む): 859299840

約数和(自身を除く): 597587424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 31, 32, 34, 42, 48, 51, 56, 62, 68, 84, 93, 96, 102, 112, 119, 124, 136, 168, 186, 204, 217, 224, 238, 248, 272, 336, 357, 372, 408, 434, 476, 496, 527, 544, 651, 672, 714, 739, 744, 816, 868, 952, 992, 1054, 1302, 1428, 1478, 1488, 1581, 1632, 1736, 1904, 2108, 2217, 2604, 2856, 2956, 2976, 3162, 3472, 3689, 3808, 4216, 4434, 5173, 5208, 5712, 5912, 6324, 6944, 7378, 8432, 8868, 10346, 10416, 11067, 11424, 11824, 12563, 12648, 14756, 15519, 16864, 17736, 20692, 20832, 22134, 22909, 23648, 25126, 25296, 29512, 31038, 35472, 37689, 41384, 44268, 45818, 50252, 50592, 59024, 62076, 68727, 70944, 75378, 82768, 87941, 88536, 91636, 100504, 118048, 124152, 137454, 150756, 160363, 165536, 175882, 177072, 183272, 201008, 248304, 263823, 274908, 301512, 320726, 351764, 354144, 366544, 389453, 402016, 481089, 496608, 527646, 549816, 603024, 641452, 703528, 733088, 778906, 962178, 1055292, 1099632, 1168359, 1206048, 1282904, 1407056, 1557812, 1924356, 2110584, 2199264, 2336718, 2565808, 2726171, 2814112, 3115624, 3848712, 4221168, 4673436, 5131616, 5452342, 6231248, 7697424, 8178513, 8442336, 9346872, 10904684, 12462496, 15394848, 16357026, 18693744, 21809368, 32714052, 37387488, 43618736, 65428104, 87237472, 130856208, 261712416]

約数ペア:

[(1, 261712416), (2, 130856208), (3, 87237472), (4, 65428104), (6, 43618736), (7, 37387488), (8, 32714052), (12, 21809368), (14, 18693744), (16, 16357026), (17, 15394848), (21, 12462496), (24, 10904684), (28, 9346872), (31, 8442336), (32, 8178513), (34, 7697424), (42, 6231248), (48, 5452342), (51, 5131616), (56, 4673436), (62, 4221168), (68, 3848712), (84, 3115624), (93, 2814112), (96, 2726171), (102, 2565808), (112, 2336718), (119, 2199264), (124, 2110584), (136, 1924356), (168, 1557812), (186, 1407056), (204, 1282904), (217, 1206048), (224, 1168359), (238, 1099632), (248, 1055292), (272, 962178), (336, 778906), (357, 733088), (372, 703528), (408, 641452), (434, 603024), (476, 549816), (496, 527646), (527, 496608), (544, 481089), (651, 402016), (672, 389453), (714, 366544), (739, 354144), (744, 351764), (816, 320726), (868, 301512), (952, 274908), (992, 263823), (1054, 248304), (1302, 201008), (1428, 183272), (1478, 177072), (1488, 175882), (1581, 165536), (1632, 160363), (1736, 150756), (1904, 137454), (2108, 124152), (2217, 118048), (2604, 100504), (2856, 91636), (2956, 88536), (2976, 87941), (3162, 82768), (3472, 75378), (3689, 70944), (3808, 68727), (4216, 62076), (4434, 59024), (5173, 50592), (5208, 50252), (5712, 45818), (5912, 44268), (6324, 41384), (6944, 37689), (7378, 35472), (8432, 31038), (8868, 29512), (10346, 25296), (10416, 25126), (11067, 23648), (11424, 22909), (11824, 22134), (12563, 20832), (12648, 20692), (14756, 17736), (15519, 16864)]