685608840

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3943}}^1$

素因数の和:3993

約数の個数: 256

約数和(自身を含む): 2726092800

約数和(自身を除く): 2040483960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 54, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 108, 115, 120, 126, 135, 138, 140, 161, 168, 180, 184, 189, 207, 210, 216, 230, 252, 270, 276, 280, 315, 322, 345, 360, 378, 414, 420, 460, 483, 504, 540, 552, 621, 630, 644, 690, 756, 805, 828, 840, 920, 945, 966, 1035, 1080, 1242, 1260, 1288, 1380, 1449, 1512, 1610, 1656, 1890, 1932, 2070, 2415, 2484, 2520, 2760, 2898, 3105, 3220, 3780, 3864, 3943, 4140, 4347, 4830, 4968, 5796, 6210, 6440, 7245, 7560, 7886, 8280, 8694, 9660, 11592, 11829, 12420, 14490, 15772, 17388, 19320, 19715, 21735, 23658, 24840, 27601, 28980, 31544, 34776, 35487, 39430, 43470, 47316, 55202, 57960, 59145, 70974, 78860, 82803, 86940, 90689, 94632, 106461, 110404, 118290, 138005, 141948, 157720, 165606, 173880, 177435, 181378, 212922, 220808, 236580, 248409, 272067, 276010, 283896, 331212, 354870, 362756, 414015, 425844, 453445, 473160, 496818, 532305, 544134, 552020, 634823, 662424, 709740, 725512, 745227, 816201, 828030, 851688, 906890, 993636, 1064610, 1088268, 1104040, 1242045, 1269646, 1360335, 1419480, 1490454, 1632402, 1656060, 1813780, 1904469, 1987272, 2129220, 2176536, 2448603, 2484090, 2539292, 2720670, 2980908, 3174115, 3264804, 3312120, 3627560, 3726135, 3808938, 4081005, 4258440, 4897206, 4968180, 5078584, 5441340, 5713407, 5961816, 6348230, 6529608, 7452270, 7617876, 8162010, 9522345, 9794412, 9936360, 10882680, 11426814, 12243015, 12696460, 14904540, 15235752, 16324020, 17140221, 19044690, 19588824, 22853628, 24486030, 25392920, 28567035, 29809080, 32648040, 34280442, 38089380, 45707256, 48972060, 57134070, 68560884, 76178760, 85701105, 97944120, 114268140, 137121768, 171402210, 228536280, 342804420, 685608840]

約数ペア:

[(1, 685608840), (2, 342804420), (3, 228536280), (4, 171402210), (5, 137121768), (6, 114268140), (7, 97944120), (8, 85701105), (9, 76178760), (10, 68560884), (12, 57134070), (14, 48972060), (15, 45707256), (18, 38089380), (20, 34280442), (21, 32648040), (23, 29809080), (24, 28567035), (27, 25392920), (28, 24486030), (30, 22853628), (35, 19588824), (36, 19044690), (40, 17140221), (42, 16324020), (45, 15235752), (46, 14904540), (54, 12696460), (56, 12243015), (60, 11426814), (63, 10882680), (69, 9936360), (70, 9794412), (72, 9522345), (84, 8162010), (90, 7617876), (92, 7452270), (105, 6529608), (108, 6348230), (115, 5961816), (120, 5713407), (126, 5441340), (135, 5078584), (138, 4968180), (140, 4897206), (161, 4258440), (168, 4081005), (180, 3808938), (184, 3726135), (189, 3627560), (207, 3312120), (210, 3264804), (216, 3174115), (230, 2980908), (252, 2720670), (270, 2539292), (276, 2484090), (280, 2448603), (315, 2176536), (322, 2129220), (345, 1987272), (360, 1904469), (378, 1813780), (414, 1656060), (420, 1632402), (460, 1490454), (483, 1419480), (504, 1360335), (540, 1269646), (552, 1242045), (621, 1104040), (630, 1088268), (644, 1064610), (690, 993636), (756, 906890), (805, 851688), (828, 828030), (840, 816201), (920, 745227), (945, 725512), (966, 709740), (1035, 662424), (1080, 634823), (1242, 552020), (1260, 544134), (1288, 532305), (1380, 496818), (1449, 473160), (1512, 453445), (1610, 425844), (1656, 414015), (1890, 362756), (1932, 354870), (2070, 331212), (2415, 283896), (2484, 276010), (2520, 272067), (2760, 248409), (2898, 236580), (3105, 220808), (3220, 212922), (3780, 181378), (3864, 177435), (3943, 173880), (4140, 165606), (4347, 157720), (4830, 141948), (4968, 138005), (5796, 118290), (6210, 110404), (6440, 106461), (7245, 94632), (7560, 90689), (7886, 86940), (8280, 82803), (8694, 78860), (9660, 70974), (11592, 59145), (11829, 57960), (12420, 55202), (14490, 47316), (15772, 43470), (17388, 39430), (19320, 35487), (19715, 34776), (21735, 31544), (23658, 28980), (24840, 27601)]