2228996840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{991}}^1$

素因数の和:1315

約数の個数: 128

約数和(自身を含む): 5956761600

約数和(自身を除く): 3727764760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 277, 280, 290, 406, 554, 580, 812, 991, 1015, 1108, 1160, 1385, 1624, 1939, 1982, 2030, 2216, 2770, 3878, 3964, 4060, 4955, 5540, 6937, 7756, 7928, 8033, 8120, 9695, 9910, 11080, 13874, 15512, 16066, 19390, 19820, 27748, 28739, 32132, 34685, 38780, 39640, 40165, 55496, 56231, 57478, 64264, 69370, 77560, 80330, 112462, 114956, 138740, 143695, 160660, 201173, 224924, 229912, 274507, 277480, 281155, 287390, 321320, 402346, 449848, 549014, 562310, 574780, 804692, 1005865, 1098028, 1124620, 1149560, 1372535, 1609384, 1921549, 2011730, 2196056, 2249240, 2745070, 3843098, 4023460, 5490140, 7686196, 7960703, 8046920, 9607745, 10980280, 15372392, 15921406, 19215490, 31842812, 38430980, 39803515, 55724921, 63685624, 76861960, 79607030, 111449842, 159214060, 222899684, 278624605, 318428120, 445799368, 557249210, 1114498420, 2228996840]

約数ペア:

[(1, 2228996840), (2, 1114498420), (4, 557249210), (5, 445799368), (7, 318428120), (8, 278624605), (10, 222899684), (14, 159214060), (20, 111449842), (28, 79607030), (29, 76861960), (35, 63685624), (40, 55724921), (56, 39803515), (58, 38430980), (70, 31842812), (116, 19215490), (140, 15921406), (145, 15372392), (203, 10980280), (232, 9607745), (277, 8046920), (280, 7960703), (290, 7686196), (406, 5490140), (554, 4023460), (580, 3843098), (812, 2745070), (991, 2249240), (1015, 2196056), (1108, 2011730), (1160, 1921549), (1385, 1609384), (1624, 1372535), (1939, 1149560), (1982, 1124620), (2030, 1098028), (2216, 1005865), (2770, 804692), (3878, 574780), (3964, 562310), (4060, 549014), (4955, 449848), (5540, 402346), (6937, 321320), (7756, 287390), (7928, 281155), (8033, 277480), (8120, 274507), (9695, 229912), (9910, 224924), (11080, 201173), (13874, 160660), (15512, 143695), (16066, 138740), (19390, 114956), (19820, 112462), (27748, 80330), (28739, 77560), (32132, 69370), (34685, 64264), (38780, 57478), (39640, 56231), (40165, 55496)]