919263460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 2163313152

約数和(自身を除く): 1244049692

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 41, 43, 58, 62, 82, 86, 116, 124, 145, 155, 164, 172, 205, 215, 290, 310, 410, 430, 580, 620, 820, 841, 860, 899, 1189, 1247, 1271, 1333, 1682, 1763, 1798, 2378, 2494, 2542, 2666, 3364, 3526, 3596, 4205, 4495, 4756, 4988, 5084, 5332, 5945, 6235, 6355, 6665, 7052, 8410, 8815, 8990, 11890, 12470, 12710, 13330, 16820, 17630, 17980, 23780, 24940, 25420, 26071, 26660, 34481, 35260, 36163, 36859, 38657, 51127, 52142, 54653, 68962, 72326, 73718, 77314, 102254, 104284, 109306, 130355, 137924, 144652, 147436, 154628, 172405, 180815, 184295, 193285, 204508, 218612, 255635, 260710, 273265, 344810, 361630, 368590, 386570, 511270, 521420, 546530, 689620, 723260, 737180, 773140, 1022540, 1068911, 1093060, 1121053, 1482683, 1584937, 2137822, 2242106, 2965366, 3169874, 4275644, 4484212, 5344555, 5605265, 5930732, 6339748, 7413415, 7924685, 10689110, 11210530, 14826830, 15849370, 21378220, 22421060, 29653660, 31698740, 45963173, 91926346, 183852692, 229815865, 459631730, 919263460]

約数ペア:

[(1, 919263460), (2, 459631730), (4, 229815865), (5, 183852692), (10, 91926346), (20, 45963173), (29, 31698740), (31, 29653660), (41, 22421060), (43, 21378220), (58, 15849370), (62, 14826830), (82, 11210530), (86, 10689110), (116, 7924685), (124, 7413415), (145, 6339748), (155, 5930732), (164, 5605265), (172, 5344555), (205, 4484212), (215, 4275644), (290, 3169874), (310, 2965366), (410, 2242106), (430, 2137822), (580, 1584937), (620, 1482683), (820, 1121053), (841, 1093060), (860, 1068911), (899, 1022540), (1189, 773140), (1247, 737180), (1271, 723260), (1333, 689620), (1682, 546530), (1763, 521420), (1798, 511270), (2378, 386570), (2494, 368590), (2542, 361630), (2666, 344810), (3364, 273265), (3526, 260710), (3596, 255635), (4205, 218612), (4495, 204508), (4756, 193285), (4988, 184295), (5084, 180815), (5332, 172405), (5945, 154628), (6235, 147436), (6355, 144652), (6665, 137924), (7052, 130355), (8410, 109306), (8815, 104284), (8990, 102254), (11890, 77314), (12470, 73718), (12710, 72326), (13330, 68962), (16820, 54653), (17630, 52142), (17980, 51127), (23780, 38657), (24940, 36859), (25420, 36163), (26071, 35260), (26660, 34481)]