1461789180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{71}}^2\times {\mathrm{179}}^1$

素因数の和:342

約数の個数: 180

約数和(自身を含む): 4677167880

約数和(自身を除く): 3215378700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 81, 90, 108, 135, 142, 162, 179, 180, 213, 270, 284, 324, 355, 358, 405, 426, 537, 540, 639, 710, 716, 810, 852, 895, 1065, 1074, 1278, 1420, 1611, 1620, 1790, 1917, 2130, 2148, 2556, 2685, 3195, 3222, 3580, 3834, 4260, 4833, 5041, 5370, 5751, 6390, 6444, 7668, 8055, 9585, 9666, 10082, 10740, 11502, 12709, 12780, 14499, 15123, 16110, 19170, 19332, 20164, 23004, 24165, 25205, 25418, 28755, 28998, 30246, 32220, 38127, 38340, 45369, 48330, 50410, 50836, 57510, 57996, 60492, 63545, 72495, 75615, 76254, 90738, 96660, 100820, 114381, 115020, 127090, 136107, 144990, 151230, 152508, 181476, 190635, 226845, 228762, 254180, 272214, 289980, 302460, 343143, 381270, 408321, 453690, 457524, 544428, 571905, 680535, 686286, 762540, 816642, 902339, 907380, 1029429, 1143810, 1361070, 1372572, 1633284, 1715715, 1804678, 2041605, 2058858, 2287620, 2707017, 2722140, 3431430, 3609356, 4083210, 4117716, 4511695, 5147145, 5414034, 6862860, 8121051, 8166420, 9023390, 10294290, 10828068, 13535085, 16242102, 18046780, 20588580, 24363153, 27070170, 32484204, 40605255, 48726306, 54140340, 73089459, 81210510, 97452612, 121815765, 146178918, 162421020, 243631530, 292357836, 365447295, 487263060, 730894590, 1461789180]

約数ペア:

[(1, 1461789180), (2, 730894590), (3, 487263060), (4, 365447295), (5, 292357836), (6, 243631530), (9, 162421020), (10, 146178918), (12, 121815765), (15, 97452612), (18, 81210510), (20, 73089459), (27, 54140340), (30, 48726306), (36, 40605255), (45, 32484204), (54, 27070170), (60, 24363153), (71, 20588580), (81, 18046780), (90, 16242102), (108, 13535085), (135, 10828068), (142, 10294290), (162, 9023390), (179, 8166420), (180, 8121051), (213, 6862860), (270, 5414034), (284, 5147145), (324, 4511695), (355, 4117716), (358, 4083210), (405, 3609356), (426, 3431430), (537, 2722140), (540, 2707017), (639, 2287620), (710, 2058858), (716, 2041605), (810, 1804678), (852, 1715715), (895, 1633284), (1065, 1372572), (1074, 1361070), (1278, 1143810), (1420, 1029429), (1611, 907380), (1620, 902339), (1790, 816642), (1917, 762540), (2130, 686286), (2148, 680535), (2556, 571905), (2685, 544428), (3195, 457524), (3222, 453690), (3580, 408321), (3834, 381270), (4260, 343143), (4833, 302460), (5041, 289980), (5370, 272214), (5751, 254180), (6390, 228762), (6444, 226845), (7668, 190635), (8055, 181476), (9585, 152508), (9666, 151230), (10082, 144990), (10740, 136107), (11502, 127090), (12709, 115020), (12780, 114381), (14499, 100820), (15123, 96660), (16110, 90738), (19170, 76254), (19332, 75615), (20164, 72495), (23004, 63545), (24165, 60492), (25205, 57996), (25418, 57510), (28755, 50836), (28998, 50410), (30246, 48330), (32220, 45369), (38127, 38340)]