67996880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 160

約数和(自身を含む): 192844800

約数和(自身を除く): 124847920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 53, 56, 58, 70, 79, 80, 106, 112, 116, 140, 145, 158, 203, 212, 232, 265, 280, 290, 316, 371, 395, 406, 424, 464, 530, 553, 560, 580, 632, 742, 790, 812, 848, 1015, 1060, 1106, 1160, 1264, 1484, 1537, 1580, 1624, 1855, 2030, 2120, 2212, 2291, 2320, 2765, 2968, 3074, 3160, 3248, 3710, 4060, 4187, 4240, 4424, 4582, 5530, 5936, 6148, 6320, 7420, 7685, 8120, 8374, 8848, 9164, 10759, 11060, 11455, 12296, 14840, 15370, 16037, 16240, 16748, 18328, 20935, 21518, 22120, 22910, 24592, 29309, 29680, 30740, 32074, 33496, 36656, 41870, 43036, 44240, 45820, 53795, 58618, 61480, 64148, 66992, 80185, 83740, 86072, 91640, 107590, 117236, 121423, 122960, 128296, 146545, 160370, 167480, 172144, 183280, 215180, 234472, 242846, 256592, 293090, 320740, 334960, 430360, 468944, 485692, 586180, 607115, 641480, 849961, 860720, 971384, 1172360, 1214230, 1282960, 1699922, 1942768, 2344720, 2428460, 3399844, 4249805, 4856920, 6799688, 8499610, 9713840, 13599376, 16999220, 33998440, 67996880]

約数ペア:

[(1, 67996880), (2, 33998440), (4, 16999220), (5, 13599376), (7, 9713840), (8, 8499610), (10, 6799688), (14, 4856920), (16, 4249805), (20, 3399844), (28, 2428460), (29, 2344720), (35, 1942768), (40, 1699922), (53, 1282960), (56, 1214230), (58, 1172360), (70, 971384), (79, 860720), (80, 849961), (106, 641480), (112, 607115), (116, 586180), (140, 485692), (145, 468944), (158, 430360), (203, 334960), (212, 320740), (232, 293090), (265, 256592), (280, 242846), (290, 234472), (316, 215180), (371, 183280), (395, 172144), (406, 167480), (424, 160370), (464, 146545), (530, 128296), (553, 122960), (560, 121423), (580, 117236), (632, 107590), (742, 91640), (790, 86072), (812, 83740), (848, 80185), (1015, 66992), (1060, 64148), (1106, 61480), (1160, 58618), (1264, 53795), (1484, 45820), (1537, 44240), (1580, 43036), (1624, 41870), (1855, 36656), (2030, 33496), (2120, 32074), (2212, 30740), (2291, 29680), (2320, 29309), (2765, 24592), (2968, 22910), (3074, 22120), (3160, 21518), (3248, 20935), (3710, 18328), (4060, 16748), (4187, 16240), (4240, 16037), (4424, 15370), (4582, 14840), (5530, 12296), (5936, 11455), (6148, 11060), (6320, 10759), (7420, 9164), (7685, 8848), (8120, 8374)]