64540080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:340

約数の個数: 240

約数和(自身を含む): 245475360

約数和(自身を除く): 180935280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 29, 30, 33, 36, 40, 44, 45, 48, 55, 58, 60, 66, 72, 80, 87, 88, 90, 99, 110, 116, 120, 132, 144, 145, 165, 174, 176, 180, 198, 220, 232, 240, 261, 264, 281, 290, 319, 330, 348, 360, 396, 435, 440, 464, 495, 522, 528, 562, 580, 638, 660, 696, 720, 792, 843, 870, 880, 957, 990, 1044, 1124, 1160, 1276, 1305, 1320, 1392, 1405, 1584, 1595, 1686, 1740, 1914, 1980, 2088, 2248, 2320, 2529, 2552, 2610, 2640, 2810, 2871, 3091, 3190, 3372, 3480, 3828, 3960, 4176, 4215, 4496, 4785, 5058, 5104, 5220, 5620, 5742, 6182, 6380, 6744, 6960, 7656, 7920, 8149, 8430, 9273, 9570, 10116, 10440, 11240, 11484, 12364, 12645, 12760, 13488, 14355, 15312, 15455, 16298, 16860, 18546, 19140, 20232, 20880, 22480, 22968, 24447, 24728, 25290, 25520, 27819, 28710, 30910, 32596, 33720, 37092, 38280, 40464, 40745, 45936, 46365, 48894, 49456, 50580, 55638, 57420, 61820, 65192, 67440, 73341, 74184, 76560, 81490, 89639, 92730, 97788, 101160, 111276, 114840, 122235, 123640, 130384, 139095, 146682, 148368, 162980, 179278, 185460, 195576, 202320, 222552, 229680, 244470, 247280, 268917, 278190, 293364, 325960, 358556, 366705, 370920, 391152, 445104, 448195, 488940, 537834, 556380, 586728, 651920, 717112, 733410, 741840, 806751, 896390, 977880, 1075668, 1112760, 1173456, 1344585, 1434224, 1466820, 1613502, 1792780, 1955760, 2151336, 2225520, 2689170, 2933640, 3227004, 3585560, 4033755, 4302672, 5378340, 5867280, 6454008, 7171120, 8067510, 10756680, 12908016, 16135020, 21513360, 32270040, 64540080]

約数ペア:

[(1, 64540080), (2, 32270040), (3, 21513360), (4, 16135020), (5, 12908016), (6, 10756680), (8, 8067510), (9, 7171120), (10, 6454008), (11, 5867280), (12, 5378340), (15, 4302672), (16, 4033755), (18, 3585560), (20, 3227004), (22, 2933640), (24, 2689170), (29, 2225520), (30, 2151336), (33, 1955760), (36, 1792780), (40, 1613502), (44, 1466820), (45, 1434224), (48, 1344585), (55, 1173456), (58, 1112760), (60, 1075668), (66, 977880), (72, 896390), (80, 806751), (87, 741840), (88, 733410), (90, 717112), (99, 651920), (110, 586728), (116, 556380), (120, 537834), (132, 488940), (144, 448195), (145, 445104), (165, 391152), (174, 370920), (176, 366705), (180, 358556), (198, 325960), (220, 293364), (232, 278190), (240, 268917), (261, 247280), (264, 244470), (281, 229680), (290, 222552), (319, 202320), (330, 195576), (348, 185460), (360, 179278), (396, 162980), (435, 148368), (440, 146682), (464, 139095), (495, 130384), (522, 123640), (528, 122235), (562, 114840), (580, 111276), (638, 101160), (660, 97788), (696, 92730), (720, 89639), (792, 81490), (843, 76560), (870, 74184), (880, 73341), (957, 67440), (990, 65192), (1044, 61820), (1124, 57420), (1160, 55638), (1276, 50580), (1305, 49456), (1320, 48894), (1392, 46365), (1405, 45936), (1584, 40745), (1595, 40464), (1686, 38280), (1740, 37092), (1914, 33720), (1980, 32596), (2088, 30910), (2248, 28710), (2320, 27819), (2529, 25520), (2552, 25290), (2610, 24728), (2640, 24447), (2810, 22968), (2871, 22480), (3091, 20880), (3190, 20232), (3372, 19140), (3480, 18546), (3828, 16860), (3960, 16298), (4176, 15455), (4215, 15312), (4496, 14355), (4785, 13488), (5058, 12760), (5104, 12645), (5220, 12364), (5620, 11484), (5742, 11240), (6182, 10440), (6380, 10116), (6744, 9570), (6960, 9273), (7656, 8430), (7920, 8149)]