65616480

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:171

約数の個数: 240

約数和(自身を含む): 238203504

約数和(自身を除く): 172587024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 61, 72, 80, 81, 83, 90, 96, 108, 120, 122, 135, 144, 160, 162, 166, 180, 183, 216, 240, 244, 249, 270, 288, 305, 324, 332, 360, 366, 405, 415, 432, 480, 488, 498, 540, 549, 610, 648, 664, 720, 732, 747, 810, 830, 864, 915, 976, 996, 1080, 1098, 1220, 1245, 1296, 1328, 1440, 1464, 1494, 1620, 1647, 1660, 1830, 1952, 1992, 2160, 2196, 2241, 2440, 2490, 2592, 2656, 2745, 2928, 2988, 3240, 3294, 3320, 3660, 3735, 3984, 4320, 4392, 4482, 4880, 4941, 4980, 5063, 5490, 5856, 5976, 6480, 6588, 6640, 6723, 7320, 7470, 7968, 8235, 8784, 8964, 9760, 9882, 9960, 10126, 10980, 11205, 11952, 12960, 13176, 13280, 13446, 14640, 14940, 15189, 16470, 17568, 17928, 19764, 19920, 20252, 21960, 22410, 23904, 24705, 25315, 26352, 26892, 29280, 29880, 30378, 32940, 33615, 35856, 39528, 39840, 40504, 43920, 44820, 45567, 49410, 50630, 52704, 53784, 59760, 60756, 65880, 67230, 71712, 75945, 79056, 81008, 87840, 89640, 91134, 98820, 101260, 107568, 119520, 121512, 131760, 134460, 136701, 151890, 158112, 162016, 179280, 182268, 197640, 202520, 215136, 227835, 243024, 263520, 268920, 273402, 303780, 358560, 364536, 395280, 405040, 410103, 455670, 486048, 537840, 546804, 607560, 683505, 729072, 790560, 810080, 820206, 911340, 1075680, 1093608, 1215120, 1367010, 1458144, 1640412, 1822680, 2050515, 2187216, 2430240, 2734020, 3280824, 3645360, 4101030, 4374432, 5468040, 6561648, 7290720, 8202060, 10936080, 13123296, 16404120, 21872160, 32808240, 65616480]

約数ペア:

[(1, 65616480), (2, 32808240), (3, 21872160), (4, 16404120), (5, 13123296), (6, 10936080), (8, 8202060), (9, 7290720), (10, 6561648), (12, 5468040), (15, 4374432), (16, 4101030), (18, 3645360), (20, 3280824), (24, 2734020), (27, 2430240), (30, 2187216), (32, 2050515), (36, 1822680), (40, 1640412), (45, 1458144), (48, 1367010), (54, 1215120), (60, 1093608), (61, 1075680), (72, 911340), (80, 820206), (81, 810080), (83, 790560), (90, 729072), (96, 683505), (108, 607560), (120, 546804), (122, 537840), (135, 486048), (144, 455670), (160, 410103), (162, 405040), (166, 395280), (180, 364536), (183, 358560), (216, 303780), (240, 273402), (244, 268920), (249, 263520), (270, 243024), (288, 227835), (305, 215136), (324, 202520), (332, 197640), (360, 182268), (366, 179280), (405, 162016), (415, 158112), (432, 151890), (480, 136701), (488, 134460), (498, 131760), (540, 121512), (549, 119520), (610, 107568), (648, 101260), (664, 98820), (720, 91134), (732, 89640), (747, 87840), (810, 81008), (830, 79056), (864, 75945), (915, 71712), (976, 67230), (996, 65880), (1080, 60756), (1098, 59760), (1220, 53784), (1245, 52704), (1296, 50630), (1328, 49410), (1440, 45567), (1464, 44820), (1494, 43920), (1620, 40504), (1647, 39840), (1660, 39528), (1830, 35856), (1952, 33615), (1992, 32940), (2160, 30378), (2196, 29880), (2241, 29280), (2440, 26892), (2490, 26352), (2592, 25315), (2656, 24705), (2745, 23904), (2928, 22410), (2988, 21960), (3240, 20252), (3294, 19920), (3320, 19764), (3660, 17928), (3735, 17568), (3984, 16470), (4320, 15189), (4392, 14940), (4482, 14640), (4880, 13446), (4941, 13280), (4980, 13176), (5063, 12960), (5490, 11952), (5856, 11205), (5976, 10980), (6480, 10126), (6588, 9960), (6640, 9882), (6723, 9760), (7320, 8964), (7470, 8784), (7968, 8235)]