64430640

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:249

約数の個数: 200

約数和(自身を含む): 228841008

約数和(自身を除く): 164410368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 61, 72, 80, 81, 90, 108, 120, 122, 135, 144, 162, 163, 180, 183, 216, 240, 244, 270, 305, 324, 326, 360, 366, 405, 432, 488, 489, 540, 549, 610, 648, 652, 720, 732, 810, 815, 915, 976, 978, 1080, 1098, 1220, 1296, 1304, 1464, 1467, 1620, 1630, 1647, 1830, 1956, 2160, 2196, 2440, 2445, 2608, 2745, 2928, 2934, 3240, 3260, 3294, 3660, 3912, 4392, 4401, 4880, 4890, 4941, 5490, 5868, 6480, 6520, 6588, 7320, 7335, 7824, 8235, 8784, 8802, 9780, 9882, 9943, 10980, 11736, 13040, 13176, 13203, 14640, 14670, 16470, 17604, 19560, 19764, 19886, 21960, 22005, 23472, 24705, 26352, 26406, 29340, 29829, 32940, 35208, 39120, 39528, 39772, 43920, 44010, 49410, 49715, 52812, 58680, 59658, 65880, 66015, 70416, 79056, 79544, 88020, 89487, 98820, 99430, 105624, 117360, 119316, 131760, 132030, 149145, 159088, 176040, 178974, 197640, 198860, 211248, 238632, 264060, 268461, 298290, 352080, 357948, 395280, 397720, 447435, 477264, 528120, 536922, 596580, 715896, 795440, 805383, 894870, 1056240, 1073844, 1193160, 1342305, 1431792, 1610766, 1789740, 2147688, 2386320, 2684610, 3221532, 3579480, 4026915, 4295376, 5369220, 6443064, 7158960, 8053830, 10738440, 12886128, 16107660, 21476880, 32215320, 64430640]

約数ペア:

[(1, 64430640), (2, 32215320), (3, 21476880), (4, 16107660), (5, 12886128), (6, 10738440), (8, 8053830), (9, 7158960), (10, 6443064), (12, 5369220), (15, 4295376), (16, 4026915), (18, 3579480), (20, 3221532), (24, 2684610), (27, 2386320), (30, 2147688), (36, 1789740), (40, 1610766), (45, 1431792), (48, 1342305), (54, 1193160), (60, 1073844), (61, 1056240), (72, 894870), (80, 805383), (81, 795440), (90, 715896), (108, 596580), (120, 536922), (122, 528120), (135, 477264), (144, 447435), (162, 397720), (163, 395280), (180, 357948), (183, 352080), (216, 298290), (240, 268461), (244, 264060), (270, 238632), (305, 211248), (324, 198860), (326, 197640), (360, 178974), (366, 176040), (405, 159088), (432, 149145), (488, 132030), (489, 131760), (540, 119316), (549, 117360), (610, 105624), (648, 99430), (652, 98820), (720, 89487), (732, 88020), (810, 79544), (815, 79056), (915, 70416), (976, 66015), (978, 65880), (1080, 59658), (1098, 58680), (1220, 52812), (1296, 49715), (1304, 49410), (1464, 44010), (1467, 43920), (1620, 39772), (1630, 39528), (1647, 39120), (1830, 35208), (1956, 32940), (2160, 29829), (2196, 29340), (2440, 26406), (2445, 26352), (2608, 24705), (2745, 23472), (2928, 22005), (2934, 21960), (3240, 19886), (3260, 19764), (3294, 19560), (3660, 17604), (3912, 16470), (4392, 14670), (4401, 14640), (4880, 13203), (4890, 13176), (4941, 13040), (5490, 11736), (5868, 10980), (6480, 9943), (6520, 9882), (6588, 9780), (7320, 8802), (7335, 8784), (7824, 8235)]