221772888

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{443}}^1$

素因数の和:881

約数の個数: 96

約数和(自身を含む): 638960400

約数和(自身を除く): 417187512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 409, 443, 612, 818, 886, 1224, 1227, 1329, 1636, 1772, 2454, 2658, 3272, 3544, 3681, 3987, 4908, 5316, 6953, 7362, 7531, 7974, 9816, 10632, 13906, 14724, 15062, 15948, 20859, 22593, 27812, 29448, 30124, 31896, 41718, 45186, 55624, 60248, 62577, 67779, 83436, 90372, 125154, 135558, 166872, 180744, 181187, 250308, 271116, 362374, 500616, 542232, 543561, 724748, 1087122, 1449496, 1630683, 2174244, 3080179, 3261366, 4348488, 6160358, 6522732, 9240537, 12320716, 13045464, 18481074, 24641432, 27721611, 36962148, 55443222, 73924296, 110886444, 221772888]

約数ペア:

[(1, 221772888), (2, 110886444), (3, 73924296), (4, 55443222), (6, 36962148), (8, 27721611), (9, 24641432), (12, 18481074), (17, 13045464), (18, 12320716), (24, 9240537), (34, 6522732), (36, 6160358), (51, 4348488), (68, 3261366), (72, 3080179), (102, 2174244), (136, 1630683), (153, 1449496), (204, 1087122), (306, 724748), (408, 543561), (409, 542232), (443, 500616), (612, 362374), (818, 271116), (886, 250308), (1224, 181187), (1227, 180744), (1329, 166872), (1636, 135558), (1772, 125154), (2454, 90372), (2658, 83436), (3272, 67779), (3544, 62577), (3681, 60248), (3987, 55624), (4908, 45186), (5316, 41718), (6953, 31896), (7362, 30124), (7531, 29448), (7974, 27812), (9816, 22593), (10632, 20859), (13906, 15948), (14724, 15062)]