1276339920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{3919}}^1$

素因数の和:4017

約数の個数: 160

約数和(自身を含む): 4199731200

約数和(自身を除く): 2923391280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 59, 60, 69, 80, 92, 115, 118, 120, 138, 177, 184, 230, 236, 240, 276, 295, 345, 354, 368, 460, 472, 552, 590, 690, 708, 885, 920, 944, 1104, 1180, 1357, 1380, 1416, 1770, 1840, 2360, 2714, 2760, 2832, 3540, 3919, 4071, 4720, 5428, 5520, 6785, 7080, 7838, 8142, 10856, 11757, 13570, 14160, 15676, 16284, 19595, 20355, 21712, 23514, 27140, 31352, 32568, 39190, 40710, 47028, 54280, 58785, 62704, 65136, 78380, 81420, 90137, 94056, 108560, 117570, 156760, 162840, 180274, 188112, 231221, 235140, 270411, 313520, 325680, 360548, 450685, 462442, 470280, 540822, 693663, 721096, 901370, 924884, 940560, 1081644, 1156105, 1352055, 1387326, 1442192, 1802740, 1849768, 2163288, 2312210, 2704110, 2774652, 3468315, 3605480, 3699536, 4326576, 4624420, 5318083, 5408220, 5549304, 6936630, 7210960, 9248840, 10636166, 10816440, 11098608, 13873260, 15954249, 18497680, 21272332, 21632880, 26590415, 27746520, 31908498, 42544664, 53180830, 55493040, 63816996, 79771245, 85089328, 106361660, 127633992, 159542490, 212723320, 255267984, 319084980, 425446640, 638169960, 1276339920]

約数ペア:

[(1, 1276339920), (2, 638169960), (3, 425446640), (4, 319084980), (5, 255267984), (6, 212723320), (8, 159542490), (10, 127633992), (12, 106361660), (15, 85089328), (16, 79771245), (20, 63816996), (23, 55493040), (24, 53180830), (30, 42544664), (40, 31908498), (46, 27746520), (48, 26590415), (59, 21632880), (60, 21272332), (69, 18497680), (80, 15954249), (92, 13873260), (115, 11098608), (118, 10816440), (120, 10636166), (138, 9248840), (177, 7210960), (184, 6936630), (230, 5549304), (236, 5408220), (240, 5318083), (276, 4624420), (295, 4326576), (345, 3699536), (354, 3605480), (368, 3468315), (460, 2774652), (472, 2704110), (552, 2312210), (590, 2163288), (690, 1849768), (708, 1802740), (885, 1442192), (920, 1387326), (944, 1352055), (1104, 1156105), (1180, 1081644), (1357, 940560), (1380, 924884), (1416, 901370), (1770, 721096), (1840, 693663), (2360, 540822), (2714, 470280), (2760, 462442), (2832, 450685), (3540, 360548), (3919, 325680), (4071, 313520), (4720, 270411), (5428, 235140), (5520, 231221), (6785, 188112), (7080, 180274), (7838, 162840), (8142, 156760), (10856, 117570), (11757, 108560), (13570, 94056), (14160, 90137), (15676, 81420), (16284, 78380), (19595, 65136), (20355, 62704), (21712, 58785), (23514, 54280), (27140, 47028), (31352, 40710), (32568, 39190)]