1556449620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{12611}}^1$

素因数の和:12662

約数の個数: 144

約数和(自身を含む): 5072445504

約数和(自身を除く): 3515995884

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 121, 132, 165, 170, 187, 204, 220, 242, 255, 330, 340, 363, 374, 484, 510, 561, 605, 660, 726, 748, 935, 1020, 1122, 1210, 1452, 1815, 1870, 2057, 2244, 2420, 2805, 3630, 3740, 4114, 5610, 6171, 7260, 8228, 10285, 11220, 12342, 12611, 20570, 24684, 25222, 30855, 37833, 41140, 50444, 61710, 63055, 75666, 123420, 126110, 138721, 151332, 189165, 214387, 252220, 277442, 378330, 416163, 428774, 554884, 643161, 693605, 756660, 832326, 857548, 1071935, 1286322, 1387210, 1525931, 1664652, 2080815, 2143870, 2358257, 2572644, 2774420, 3051862, 3215805, 4161630, 4287740, 4577793, 4716514, 6103724, 6431610, 7074771, 7629655, 8323260, 9155586, 9433028, 11791285, 12863220, 14149542, 15259310, 18311172, 22888965, 23582570, 25940827, 28299084, 30518620, 35373855, 45777930, 47165140, 51881654, 70747710, 77822481, 91555860, 103763308, 129704135, 141495420, 155644962, 259408270, 311289924, 389112405, 518816540, 778224810, 1556449620]

約数ペア:

[(1, 1556449620), (2, 778224810), (3, 518816540), (4, 389112405), (5, 311289924), (6, 259408270), (10, 155644962), (11, 141495420), (12, 129704135), (15, 103763308), (17, 91555860), (20, 77822481), (22, 70747710), (30, 51881654), (33, 47165140), (34, 45777930), (44, 35373855), (51, 30518620), (55, 28299084), (60, 25940827), (66, 23582570), (68, 22888965), (85, 18311172), (102, 15259310), (110, 14149542), (121, 12863220), (132, 11791285), (165, 9433028), (170, 9155586), (187, 8323260), (204, 7629655), (220, 7074771), (242, 6431610), (255, 6103724), (330, 4716514), (340, 4577793), (363, 4287740), (374, 4161630), (484, 3215805), (510, 3051862), (561, 2774420), (605, 2572644), (660, 2358257), (726, 2143870), (748, 2080815), (935, 1664652), (1020, 1525931), (1122, 1387210), (1210, 1286322), (1452, 1071935), (1815, 857548), (1870, 832326), (2057, 756660), (2244, 693605), (2420, 643161), (2805, 554884), (3630, 428774), (3740, 416163), (4114, 378330), (5610, 277442), (6171, 252220), (7260, 214387), (8228, 189165), (10285, 151332), (11220, 138721), (12342, 126110), (12611, 123420), (20570, 75666), (24684, 63055), (25222, 61710), (30855, 50444), (37833, 41140)]