255849660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{691}}^1$

素因数の和:745

約数の個数: 216

約数和(自身を含む): 904529808

約数和(自身を除く): 648680148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 85, 90, 99, 102, 110, 121, 132, 153, 165, 170, 180, 187, 198, 204, 220, 242, 255, 306, 330, 340, 363, 374, 396, 484, 495, 510, 561, 605, 612, 660, 691, 726, 748, 765, 935, 990, 1020, 1089, 1122, 1210, 1382, 1452, 1530, 1683, 1815, 1870, 1980, 2057, 2073, 2178, 2244, 2420, 2764, 2805, 3060, 3366, 3455, 3630, 3740, 4114, 4146, 4356, 5445, 5610, 6171, 6219, 6732, 6910, 7260, 7601, 8228, 8292, 8415, 10285, 10365, 10890, 11220, 11747, 12342, 12438, 13820, 15202, 16830, 18513, 20570, 20730, 21780, 22803, 23494, 24684, 24876, 30404, 30855, 31095, 33660, 35241, 37026, 38005, 41140, 41460, 45606, 46988, 58735, 61710, 62190, 68409, 70482, 74052, 76010, 83611, 91212, 92565, 105723, 114015, 117470, 123420, 124380, 129217, 136818, 140964, 152020, 167222, 176205, 185130, 211446, 228030, 234940, 250833, 258434, 273636, 334444, 342045, 352410, 370260, 387651, 418055, 422892, 456060, 501666, 516868, 528615, 646085, 684090, 704820, 752499, 775302, 836110, 1003332, 1057230, 1162953, 1254165, 1292170, 1368180, 1421387, 1504998, 1550604, 1672220, 1938255, 2114460, 2325906, 2508330, 2584340, 2842774, 3009996, 3762495, 3876510, 4264161, 4651812, 5016660, 5685548, 5814765, 7106935, 7524990, 7753020, 8528322, 11629530, 12792483, 14213870, 15049980, 17056644, 21320805, 23259060, 25584966, 28427740, 42641610, 51169932, 63962415, 85283220, 127924830, 255849660]

約数ペア:

[(1, 255849660), (2, 127924830), (3, 85283220), (4, 63962415), (5, 51169932), (6, 42641610), (9, 28427740), (10, 25584966), (11, 23259060), (12, 21320805), (15, 17056644), (17, 15049980), (18, 14213870), (20, 12792483), (22, 11629530), (30, 8528322), (33, 7753020), (34, 7524990), (36, 7106935), (44, 5814765), (45, 5685548), (51, 5016660), (55, 4651812), (60, 4264161), (66, 3876510), (68, 3762495), (85, 3009996), (90, 2842774), (99, 2584340), (102, 2508330), (110, 2325906), (121, 2114460), (132, 1938255), (153, 1672220), (165, 1550604), (170, 1504998), (180, 1421387), (187, 1368180), (198, 1292170), (204, 1254165), (220, 1162953), (242, 1057230), (255, 1003332), (306, 836110), (330, 775302), (340, 752499), (363, 704820), (374, 684090), (396, 646085), (484, 528615), (495, 516868), (510, 501666), (561, 456060), (605, 422892), (612, 418055), (660, 387651), (691, 370260), (726, 352410), (748, 342045), (765, 334444), (935, 273636), (990, 258434), (1020, 250833), (1089, 234940), (1122, 228030), (1210, 211446), (1382, 185130), (1452, 176205), (1530, 167222), (1683, 152020), (1815, 140964), (1870, 136818), (1980, 129217), (2057, 124380), (2073, 123420), (2178, 117470), (2244, 114015), (2420, 105723), (2764, 92565), (2805, 91212), (3060, 83611), (3366, 76010), (3455, 74052), (3630, 70482), (3740, 68409), (4114, 62190), (4146, 61710), (4356, 58735), (5445, 46988), (5610, 45606), (6171, 41460), (6219, 41140), (6732, 38005), (6910, 37026), (7260, 35241), (7601, 33660), (8228, 31095), (8292, 30855), (8415, 30404), (10285, 24876), (10365, 24684), (10890, 23494), (11220, 22803), (11747, 21780), (12342, 20730), (12438, 20570), (13820, 18513), (15202, 16830)]