64459920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 320

約数和(自身を含む): 252412416

約数和(自身を除く): 187952496

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 37, 40, 42, 48, 51, 56, 60, 61, 68, 70, 74, 80, 84, 85, 102, 105, 111, 112, 119, 120, 122, 136, 140, 148, 168, 170, 183, 185, 204, 210, 222, 238, 240, 244, 255, 259, 272, 280, 296, 305, 336, 340, 357, 366, 370, 408, 420, 427, 444, 476, 488, 510, 518, 555, 560, 592, 595, 610, 629, 680, 714, 732, 740, 777, 816, 840, 854, 888, 915, 952, 976, 1020, 1036, 1037, 1110, 1190, 1220, 1258, 1281, 1295, 1360, 1428, 1464, 1480, 1554, 1680, 1708, 1776, 1785, 1830, 1887, 1904, 2040, 2072, 2074, 2135, 2220, 2257, 2380, 2440, 2516, 2562, 2590, 2856, 2928, 2960, 3108, 3111, 3145, 3416, 3570, 3660, 3774, 3885, 4080, 4144, 4148, 4270, 4403, 4440, 4514, 4760, 4880, 5032, 5124, 5180, 5185, 5712, 6216, 6222, 6290, 6405, 6771, 6832, 7140, 7259, 7320, 7548, 7770, 8296, 8540, 8806, 8880, 9028, 9435, 9520, 10064, 10248, 10360, 10370, 11285, 12432, 12444, 12580, 12810, 13209, 13542, 14280, 14518, 14640, 15096, 15540, 15555, 15799, 16592, 17080, 17612, 18056, 18870, 20496, 20720, 20740, 21777, 22015, 22570, 24888, 25160, 25620, 26418, 27084, 28560, 29036, 30192, 31080, 31110, 31598, 33855, 34160, 35224, 36112, 36295, 37740, 38369, 41480, 43554, 44030, 45140, 47397, 49776, 50320, 51240, 52836, 54168, 58072, 62160, 62220, 63196, 66045, 67710, 70448, 72590, 75480, 76738, 78995, 82960, 87108, 88060, 90280, 94794, 102480, 105672, 108336, 108885, 115107, 116144, 124440, 126392, 132090, 135420, 145180, 150960, 153476, 157990, 174216, 176120, 180560, 189588, 191845, 211344, 217770, 230214, 236985, 248880, 252784, 264180, 268583, 270840, 290360, 306952, 315980, 348432, 352240, 379176, 383690, 435540, 460428, 473970, 528360, 537166, 541680, 575535, 580720, 613904, 631960, 758352, 767380, 805749, 871080, 920856, 947940, 1056720, 1074332, 1151070, 1263920, 1342915, 1534760, 1611498, 1742160, 1841712, 1895880, 2148664, 2302140, 2685830, 3069520, 3222996, 3791760, 4028745, 4297328, 4604280, 5371660, 6445992, 8057490, 9208560, 10743320, 12891984, 16114980, 21486640, 32229960, 64459920]

約数ペア:

[(1, 64459920), (2, 32229960), (3, 21486640), (4, 16114980), (5, 12891984), (6, 10743320), (7, 9208560), (8, 8057490), (10, 6445992), (12, 5371660), (14, 4604280), (15, 4297328), (16, 4028745), (17, 3791760), (20, 3222996), (21, 3069520), (24, 2685830), (28, 2302140), (30, 2148664), (34, 1895880), (35, 1841712), (37, 1742160), (40, 1611498), (42, 1534760), (48, 1342915), (51, 1263920), (56, 1151070), (60, 1074332), (61, 1056720), (68, 947940), (70, 920856), (74, 871080), (80, 805749), (84, 767380), (85, 758352), (102, 631960), (105, 613904), (111, 580720), (112, 575535), (119, 541680), (120, 537166), (122, 528360), (136, 473970), (140, 460428), (148, 435540), (168, 383690), (170, 379176), (183, 352240), (185, 348432), (204, 315980), (210, 306952), (222, 290360), (238, 270840), (240, 268583), (244, 264180), (255, 252784), (259, 248880), (272, 236985), (280, 230214), (296, 217770), (305, 211344), (336, 191845), (340, 189588), (357, 180560), (366, 176120), (370, 174216), (408, 157990), (420, 153476), (427, 150960), (444, 145180), (476, 135420), (488, 132090), (510, 126392), (518, 124440), (555, 116144), (560, 115107), (592, 108885), (595, 108336), (610, 105672), (629, 102480), (680, 94794), (714, 90280), (732, 88060), (740, 87108), (777, 82960), (816, 78995), (840, 76738), (854, 75480), (888, 72590), (915, 70448), (952, 67710), (976, 66045), (1020, 63196), (1036, 62220), (1037, 62160), (1110, 58072), (1190, 54168), (1220, 52836), (1258, 51240), (1281, 50320), (1295, 49776), (1360, 47397), (1428, 45140), (1464, 44030), (1480, 43554), (1554, 41480), (1680, 38369), (1708, 37740), (1776, 36295), (1785, 36112), (1830, 35224), (1887, 34160), (1904, 33855), (2040, 31598), (2072, 31110), (2074, 31080), (2135, 30192), (2220, 29036), (2257, 28560), (2380, 27084), (2440, 26418), (2516, 25620), (2562, 25160), (2590, 24888), (2856, 22570), (2928, 22015), (2960, 21777), (3108, 20740), (3111, 20720), (3145, 20496), (3416, 18870), (3570, 18056), (3660, 17612), (3774, 17080), (3885, 16592), (4080, 15799), (4144, 15555), (4148, 15540), (4270, 15096), (4403, 14640), (4440, 14518), (4514, 14280), (4760, 13542), (4880, 13209), (5032, 12810), (5124, 12580), (5180, 12444), (5185, 12432), (5712, 11285), (6216, 10370), (6222, 10360), (6290, 10248), (6405, 10064), (6771, 9520), (6832, 9435), (7140, 9028), (7259, 8880), (7320, 8806), (7548, 8540), (7770, 8296)]