128265480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2213}}^1$

素因数の和:2260

約数の個数: 192

約数和(自身を含む): 497352960

約数和(自身を除く): 369087480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 115, 120, 126, 138, 140, 161, 168, 180, 184, 207, 210, 230, 252, 276, 280, 315, 322, 345, 360, 414, 420, 460, 483, 504, 552, 630, 644, 690, 805, 828, 840, 920, 966, 1035, 1260, 1288, 1380, 1449, 1610, 1656, 1932, 2070, 2213, 2415, 2520, 2760, 2898, 3220, 3864, 4140, 4426, 4830, 5796, 6440, 6639, 7245, 8280, 8852, 9660, 11065, 11592, 13278, 14490, 15491, 17704, 19320, 19917, 22130, 26556, 28980, 30982, 33195, 39834, 44260, 46473, 50899, 53112, 57960, 61964, 66390, 77455, 79668, 88520, 92946, 99585, 101798, 123928, 132780, 139419, 152697, 154910, 159336, 185892, 199170, 203596, 232365, 254495, 265560, 278838, 305394, 309820, 356293, 371784, 398340, 407192, 458091, 464730, 508990, 557676, 610788, 619640, 697095, 712586, 763485, 796680, 916182, 929460, 1017980, 1068879, 1115352, 1221576, 1394190, 1425172, 1526970, 1781465, 1832364, 1858920, 2035960, 2137758, 2290455, 2788380, 2850344, 3053940, 3206637, 3562930, 3664728, 4275516, 4580910, 5344395, 5576760, 6107880, 6413274, 7125860, 8551032, 9161820, 10688790, 12826548, 14251720, 16033185, 18323640, 21377580, 25653096, 32066370, 42755160, 64132740, 128265480]

約数ペア:

[(1, 128265480), (2, 64132740), (3, 42755160), (4, 32066370), (5, 25653096), (6, 21377580), (7, 18323640), (8, 16033185), (9, 14251720), (10, 12826548), (12, 10688790), (14, 9161820), (15, 8551032), (18, 7125860), (20, 6413274), (21, 6107880), (23, 5576760), (24, 5344395), (28, 4580910), (30, 4275516), (35, 3664728), (36, 3562930), (40, 3206637), (42, 3053940), (45, 2850344), (46, 2788380), (56, 2290455), (60, 2137758), (63, 2035960), (69, 1858920), (70, 1832364), (72, 1781465), (84, 1526970), (90, 1425172), (92, 1394190), (105, 1221576), (115, 1115352), (120, 1068879), (126, 1017980), (138, 929460), (140, 916182), (161, 796680), (168, 763485), (180, 712586), (184, 697095), (207, 619640), (210, 610788), (230, 557676), (252, 508990), (276, 464730), (280, 458091), (315, 407192), (322, 398340), (345, 371784), (360, 356293), (414, 309820), (420, 305394), (460, 278838), (483, 265560), (504, 254495), (552, 232365), (630, 203596), (644, 199170), (690, 185892), (805, 159336), (828, 154910), (840, 152697), (920, 139419), (966, 132780), (1035, 123928), (1260, 101798), (1288, 99585), (1380, 92946), (1449, 88520), (1610, 79668), (1656, 77455), (1932, 66390), (2070, 61964), (2213, 57960), (2415, 53112), (2520, 50899), (2760, 46473), (2898, 44260), (3220, 39834), (3864, 33195), (4140, 30982), (4426, 28980), (4830, 26556), (5796, 22130), (6440, 19917), (6639, 19320), (7245, 17704), (8280, 15491), (8852, 14490), (9660, 13278), (11065, 11592)]