217851984

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1181}}^1$

素因数の和:1266

約数の個数: 160

約数和(自身を含む): 726977280

約数和(自身を除く): 509125296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 61, 63, 72, 84, 108, 112, 122, 126, 144, 168, 183, 189, 216, 244, 252, 336, 366, 378, 427, 432, 488, 504, 549, 732, 756, 854, 976, 1008, 1098, 1181, 1281, 1464, 1512, 1647, 1708, 2196, 2362, 2562, 2928, 3024, 3294, 3416, 3543, 3843, 4392, 4724, 5124, 6588, 6832, 7086, 7686, 8267, 8784, 9448, 10248, 10629, 11529, 13176, 14172, 15372, 16534, 18896, 20496, 21258, 23058, 24801, 26352, 28344, 30744, 31887, 33068, 42516, 46116, 49602, 56688, 61488, 63774, 66136, 72041, 74403, 85032, 92232, 99204, 127548, 132272, 144082, 148806, 170064, 184464, 198408, 216123, 223209, 255096, 288164, 297612, 396816, 432246, 446418, 504287, 510192, 576328, 595224, 648369, 864492, 892836, 1008574, 1152656, 1190448, 1296738, 1512861, 1728984, 1785672, 1945107, 2017148, 2593476, 3025722, 3457968, 3571344, 3890214, 4034296, 4538583, 5186952, 6051444, 7780428, 8068592, 9077166, 10373904, 12102888, 13615749, 15560856, 18154332, 24205776, 27231498, 31121712, 36308664, 54462996, 72617328, 108925992, 217851984]

約数ペア:

[(1, 217851984), (2, 108925992), (3, 72617328), (4, 54462996), (6, 36308664), (7, 31121712), (8, 27231498), (9, 24205776), (12, 18154332), (14, 15560856), (16, 13615749), (18, 12102888), (21, 10373904), (24, 9077166), (27, 8068592), (28, 7780428), (36, 6051444), (42, 5186952), (48, 4538583), (54, 4034296), (56, 3890214), (61, 3571344), (63, 3457968), (72, 3025722), (84, 2593476), (108, 2017148), (112, 1945107), (122, 1785672), (126, 1728984), (144, 1512861), (168, 1296738), (183, 1190448), (189, 1152656), (216, 1008574), (244, 892836), (252, 864492), (336, 648369), (366, 595224), (378, 576328), (427, 510192), (432, 504287), (488, 446418), (504, 432246), (549, 396816), (732, 297612), (756, 288164), (854, 255096), (976, 223209), (1008, 216123), (1098, 198408), (1181, 184464), (1281, 170064), (1464, 148806), (1512, 144082), (1647, 132272), (1708, 127548), (2196, 99204), (2362, 92232), (2562, 85032), (2928, 74403), (3024, 72041), (3294, 66136), (3416, 63774), (3543, 61488), (3843, 56688), (4392, 49602), (4724, 46116), (5124, 42516), (6588, 33068), (6832, 31887), (7086, 30744), (7686, 28344), (8267, 26352), (8784, 24801), (9448, 23058), (10248, 21258), (10629, 20496), (11529, 18896), (13176, 16534), (14172, 15372)]