69876720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:160

約数の個数: 240

約数和(自身を含む): 250659552

約数和(自身を除く): 180782832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 43, 45, 48, 60, 61, 72, 74, 80, 86, 90, 111, 120, 122, 129, 144, 148, 172, 180, 183, 185, 215, 222, 240, 244, 258, 296, 305, 333, 344, 360, 366, 370, 387, 430, 444, 488, 516, 549, 555, 592, 610, 645, 666, 688, 720, 732, 740, 774, 860, 888, 915, 976, 1032, 1098, 1110, 1220, 1290, 1332, 1464, 1480, 1548, 1591, 1665, 1720, 1776, 1830, 1935, 2064, 2196, 2220, 2257, 2440, 2580, 2623, 2664, 2745, 2928, 2960, 3096, 3182, 3330, 3440, 3660, 3870, 4392, 4440, 4514, 4773, 4880, 5160, 5246, 5328, 5490, 6192, 6364, 6660, 6771, 7320, 7740, 7869, 7955, 8784, 8880, 9028, 9546, 10320, 10492, 10980, 11285, 12728, 13115, 13320, 13542, 14319, 14640, 15480, 15738, 15910, 18056, 19092, 20313, 20984, 21960, 22570, 23607, 23865, 25456, 26230, 26640, 27084, 28638, 30960, 31476, 31820, 33855, 36112, 38184, 39345, 40626, 41968, 43920, 45140, 47214, 47730, 52460, 54168, 57276, 62952, 63640, 67710, 71595, 76368, 78690, 81252, 90280, 94428, 95460, 97051, 101565, 104920, 108336, 114552, 118035, 125904, 127280, 135420, 143190, 157380, 162504, 180560, 188856, 190920, 194102, 203130, 209840, 229104, 236070, 270840, 286380, 291153, 314760, 325008, 377712, 381840, 388204, 406260, 472140, 485255, 541680, 572760, 582306, 629520, 776408, 812520, 873459, 944280, 970510, 1145520, 1164612, 1455765, 1552816, 1625040, 1746918, 1888560, 1941020, 2329224, 2911530, 3493836, 3882040, 4367295, 4658448, 5823060, 6987672, 7764080, 8734590, 11646120, 13975344, 17469180, 23292240, 34938360, 69876720]

約数ペア:

[(1, 69876720), (2, 34938360), (3, 23292240), (4, 17469180), (5, 13975344), (6, 11646120), (8, 8734590), (9, 7764080), (10, 6987672), (12, 5823060), (15, 4658448), (16, 4367295), (18, 3882040), (20, 3493836), (24, 2911530), (30, 2329224), (36, 1941020), (37, 1888560), (40, 1746918), (43, 1625040), (45, 1552816), (48, 1455765), (60, 1164612), (61, 1145520), (72, 970510), (74, 944280), (80, 873459), (86, 812520), (90, 776408), (111, 629520), (120, 582306), (122, 572760), (129, 541680), (144, 485255), (148, 472140), (172, 406260), (180, 388204), (183, 381840), (185, 377712), (215, 325008), (222, 314760), (240, 291153), (244, 286380), (258, 270840), (296, 236070), (305, 229104), (333, 209840), (344, 203130), (360, 194102), (366, 190920), (370, 188856), (387, 180560), (430, 162504), (444, 157380), (488, 143190), (516, 135420), (549, 127280), (555, 125904), (592, 118035), (610, 114552), (645, 108336), (666, 104920), (688, 101565), (720, 97051), (732, 95460), (740, 94428), (774, 90280), (860, 81252), (888, 78690), (915, 76368), (976, 71595), (1032, 67710), (1098, 63640), (1110, 62952), (1220, 57276), (1290, 54168), (1332, 52460), (1464, 47730), (1480, 47214), (1548, 45140), (1591, 43920), (1665, 41968), (1720, 40626), (1776, 39345), (1830, 38184), (1935, 36112), (2064, 33855), (2196, 31820), (2220, 31476), (2257, 30960), (2440, 28638), (2580, 27084), (2623, 26640), (2664, 26230), (2745, 25456), (2928, 23865), (2960, 23607), (3096, 22570), (3182, 21960), (3330, 20984), (3440, 20313), (3660, 19092), (3870, 18056), (4392, 15910), (4440, 15738), (4514, 15480), (4773, 14640), (4880, 14319), (5160, 13542), (5246, 13320), (5328, 13115), (5490, 12728), (6192, 11285), (6364, 10980), (6660, 10492), (6771, 10320), (7320, 9546), (7740, 9028), (7869, 8880), (7955, 8784)]