280546812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2953}}^1$

素因数の和:3012

約数の個数: 144

約数和(自身を含む): 903215040

約数和(自身を除く): 622668228

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 29, 36, 39, 42, 52, 58, 63, 78, 84, 87, 91, 116, 117, 126, 156, 174, 182, 203, 234, 252, 261, 273, 348, 364, 377, 406, 468, 522, 546, 609, 754, 812, 819, 1044, 1092, 1131, 1218, 1508, 1638, 1827, 2262, 2436, 2639, 2953, 3276, 3393, 3654, 4524, 5278, 5906, 6786, 7308, 7917, 8859, 10556, 11812, 13572, 15834, 17718, 20671, 23751, 26577, 31668, 35436, 38389, 41342, 47502, 53154, 62013, 76778, 82684, 85637, 95004, 106308, 115167, 124026, 153556, 171274, 186039, 230334, 248052, 256911, 268723, 342548, 345501, 372078, 460668, 513822, 537446, 599459, 691002, 744156, 770733, 806169, 1027644, 1074892, 1113281, 1198918, 1382004, 1541466, 1612338, 1798377, 2226562, 2397836, 2418507, 3082932, 3224676, 3339843, 3596754, 4453124, 4837014, 5395131, 6679686, 7193508, 7792967, 9674028, 10019529, 10790262, 13359372, 15585934, 20039058, 21580524, 23378901, 31171868, 40078116, 46757802, 70136703, 93515604, 140273406, 280546812]

約数ペア:

[(1, 280546812), (2, 140273406), (3, 93515604), (4, 70136703), (6, 46757802), (7, 40078116), (9, 31171868), (12, 23378901), (13, 21580524), (14, 20039058), (18, 15585934), (21, 13359372), (26, 10790262), (28, 10019529), (29, 9674028), (36, 7792967), (39, 7193508), (42, 6679686), (52, 5395131), (58, 4837014), (63, 4453124), (78, 3596754), (84, 3339843), (87, 3224676), (91, 3082932), (116, 2418507), (117, 2397836), (126, 2226562), (156, 1798377), (174, 1612338), (182, 1541466), (203, 1382004), (234, 1198918), (252, 1113281), (261, 1074892), (273, 1027644), (348, 806169), (364, 770733), (377, 744156), (406, 691002), (468, 599459), (522, 537446), (546, 513822), (609, 460668), (754, 372078), (812, 345501), (819, 342548), (1044, 268723), (1092, 256911), (1131, 248052), (1218, 230334), (1508, 186039), (1638, 171274), (1827, 153556), (2262, 124026), (2436, 115167), (2639, 106308), (2953, 95004), (3276, 85637), (3393, 82684), (3654, 76778), (4524, 62013), (5278, 53154), (5906, 47502), (6786, 41342), (7308, 38389), (7917, 35436), (8859, 31668), (10556, 26577), (11812, 23751), (13572, 20671), (15834, 17718)]