308385840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{347}}^1$

素因数の和:416

約数の個数: 240

約数和(自身を含む): 1145426688

約数和(自身を除く): 837040848

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 105, 112, 115, 120, 138, 140, 161, 168, 184, 210, 230, 240, 276, 280, 322, 336, 345, 347, 368, 420, 460, 483, 529, 552, 560, 644, 690, 694, 805, 840, 920, 966, 1041, 1058, 1104, 1288, 1380, 1388, 1587, 1610, 1680, 1735, 1840, 1932, 2082, 2116, 2415, 2429, 2576, 2645, 2760, 2776, 3174, 3220, 3470, 3703, 3864, 4164, 4232, 4830, 4858, 5205, 5290, 5520, 5552, 6348, 6440, 6940, 7287, 7406, 7728, 7935, 7981, 8328, 8464, 9660, 9716, 10410, 10580, 11109, 12145, 12696, 12880, 13880, 14574, 14812, 15870, 15962, 16656, 18515, 19320, 19432, 20820, 21160, 22218, 23943, 24290, 25392, 27760, 29148, 29624, 31740, 31924, 36435, 37030, 38640, 38864, 39905, 41640, 42320, 44436, 47886, 48580, 55545, 55867, 58296, 59248, 63480, 63848, 72870, 74060, 79810, 83280, 88872, 95772, 97160, 111090, 111734, 116592, 119715, 126960, 127696, 145740, 148120, 159620, 167601, 177744, 183563, 191544, 194320, 222180, 223468, 239430, 279335, 291480, 296240, 319240, 335202, 367126, 383088, 444360, 446936, 478860, 550689, 558670, 582960, 638480, 670404, 734252, 838005, 888720, 893872, 917815, 957720, 1101378, 1117340, 1284941, 1340808, 1468504, 1676010, 1835630, 1915440, 2202756, 2234680, 2569882, 2681616, 2753445, 2937008, 3352020, 3671260, 3854823, 4405512, 4469360, 5139764, 5506890, 6424705, 6704040, 7342520, 7709646, 8811024, 10279528, 11013780, 12849410, 13408080, 14685040, 15419292, 19274115, 20559056, 22027560, 25698820, 30838584, 38548230, 44055120, 51397640, 61677168, 77096460, 102795280, 154192920, 308385840]

約数ペア:

[(1, 308385840), (2, 154192920), (3, 102795280), (4, 77096460), (5, 61677168), (6, 51397640), (7, 44055120), (8, 38548230), (10, 30838584), (12, 25698820), (14, 22027560), (15, 20559056), (16, 19274115), (20, 15419292), (21, 14685040), (23, 13408080), (24, 12849410), (28, 11013780), (30, 10279528), (35, 8811024), (40, 7709646), (42, 7342520), (46, 6704040), (48, 6424705), (56, 5506890), (60, 5139764), (69, 4469360), (70, 4405512), (80, 3854823), (84, 3671260), (92, 3352020), (105, 2937008), (112, 2753445), (115, 2681616), (120, 2569882), (138, 2234680), (140, 2202756), (161, 1915440), (168, 1835630), (184, 1676010), (210, 1468504), (230, 1340808), (240, 1284941), (276, 1117340), (280, 1101378), (322, 957720), (336, 917815), (345, 893872), (347, 888720), (368, 838005), (420, 734252), (460, 670404), (483, 638480), (529, 582960), (552, 558670), (560, 550689), (644, 478860), (690, 446936), (694, 444360), (805, 383088), (840, 367126), (920, 335202), (966, 319240), (1041, 296240), (1058, 291480), (1104, 279335), (1288, 239430), (1380, 223468), (1388, 222180), (1587, 194320), (1610, 191544), (1680, 183563), (1735, 177744), (1840, 167601), (1932, 159620), (2082, 148120), (2116, 145740), (2415, 127696), (2429, 126960), (2576, 119715), (2645, 116592), (2760, 111734), (2776, 111090), (3174, 97160), (3220, 95772), (3470, 88872), (3703, 83280), (3864, 79810), (4164, 74060), (4232, 72870), (4830, 63848), (4858, 63480), (5205, 59248), (5290, 58296), (5520, 55867), (5552, 55545), (6348, 48580), (6440, 47886), (6940, 44436), (7287, 42320), (7406, 41640), (7728, 39905), (7935, 38864), (7981, 38640), (8328, 37030), (8464, 36435), (9660, 31924), (9716, 31740), (10410, 29624), (10580, 29148), (11109, 27760), (12145, 25392), (12696, 24290), (12880, 23943), (13880, 22218), (14574, 21160), (14812, 20820), (15870, 19432), (15962, 19320), (16656, 18515)]