25908120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:199

約数の個数: 256

約数和(自身を含む): 103680000

約数和(自身を除く): 77771880

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, 149, 161, 168, 180, 184, 189, 207, 210, 216, 230, 252, 270, 276, 280, 298, 315, 322, 345, 360, 378, 414, 420, 447, 460, 483, 504, 540, 552, 596, 621, 630, 644, 690, 745, 756, 805, 828, 840, 894, 920, 945, 966, 1035, 1043, 1080, 1192, 1242, 1260, 1288, 1341, 1380, 1449, 1490, 1512, 1610, 1656, 1788, 1890, 1932, 2070, 2086, 2235, 2415, 2484, 2520, 2682, 2760, 2898, 2980, 3105, 3129, 3220, 3427, 3576, 3780, 3864, 4023, 4140, 4172, 4347, 4470, 4830, 4968, 5215, 5364, 5796, 5960, 6210, 6258, 6440, 6705, 6854, 7245, 7560, 8046, 8280, 8344, 8694, 8940, 9387, 9660, 10281, 10430, 10728, 11592, 12420, 12516, 13410, 13708, 14490, 15645, 16092, 17135, 17388, 17880, 18774, 19320, 20115, 20562, 20860, 21735, 23989, 24840, 25032, 26820, 27416, 28161, 28980, 30843, 31290, 32184, 34270, 34776, 37548, 40230, 41124, 41720, 43470, 46935, 47978, 51405, 53640, 56322, 57960, 61686, 62580, 68540, 71967, 75096, 80460, 82248, 86940, 92529, 93870, 95956, 102810, 112644, 119945, 123372, 125160, 137080, 140805, 143934, 154215, 160920, 173880, 185058, 187740, 191912, 205620, 215901, 225288, 239890, 246744, 281610, 287868, 308430, 359835, 370116, 375480, 411240, 431802, 462645, 479780, 563220, 575736, 616860, 647703, 719670, 740232, 863604, 925290, 959560, 1079505, 1126440, 1233720, 1295406, 1439340, 1727208, 1850580, 2159010, 2590812, 2878680, 3238515, 3701160, 4318020, 5181624, 6477030, 8636040, 12954060, 25908120]

約数ペア:

[(1, 25908120), (2, 12954060), (3, 8636040), (4, 6477030), (5, 5181624), (6, 4318020), (7, 3701160), (8, 3238515), (9, 2878680), (10, 2590812), (12, 2159010), (14, 1850580), (15, 1727208), (18, 1439340), (20, 1295406), (21, 1233720), (23, 1126440), (24, 1079505), (27, 959560), (28, 925290), (30, 863604), (35, 740232), (36, 719670), (40, 647703), (42, 616860), (45, 575736), (46, 563220), (54, 479780), (56, 462645), (60, 431802), (63, 411240), (69, 375480), (70, 370116), (72, 359835), (84, 308430), (90, 287868), (92, 281610), (105, 246744), (108, 239890), (115, 225288), (120, 215901), (126, 205620), (135, 191912), (138, 187740), (140, 185058), (149, 173880), (161, 160920), (168, 154215), (180, 143934), (184, 140805), (189, 137080), (207, 125160), (210, 123372), (216, 119945), (230, 112644), (252, 102810), (270, 95956), (276, 93870), (280, 92529), (298, 86940), (315, 82248), (322, 80460), (345, 75096), (360, 71967), (378, 68540), (414, 62580), (420, 61686), (447, 57960), (460, 56322), (483, 53640), (504, 51405), (540, 47978), (552, 46935), (596, 43470), (621, 41720), (630, 41124), (644, 40230), (690, 37548), (745, 34776), (756, 34270), (805, 32184), (828, 31290), (840, 30843), (894, 28980), (920, 28161), (945, 27416), (966, 26820), (1035, 25032), (1043, 24840), (1080, 23989), (1192, 21735), (1242, 20860), (1260, 20562), (1288, 20115), (1341, 19320), (1380, 18774), (1449, 17880), (1490, 17388), (1512, 17135), (1610, 16092), (1656, 15645), (1788, 14490), (1890, 13708), (1932, 13410), (2070, 12516), (2086, 12420), (2235, 11592), (2415, 10728), (2484, 10430), (2520, 10281), (2682, 9660), (2760, 9387), (2898, 8940), (2980, 8694), (3105, 8344), (3129, 8280), (3220, 8046), (3427, 7560), (3576, 7245), (3780, 6854), (3864, 6705), (4023, 6440), (4140, 6258), (4172, 6210), (4347, 5960), (4470, 5796), (4830, 5364), (4968, 5215)]