2021497380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{30271}}^1$

素因数の和:30346

約数の個数: 144

約数和(自身を含む): 7140317184

約数和(自身を除く): 5118819804

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 53, 60, 63, 70, 84, 90, 105, 106, 126, 140, 159, 180, 210, 212, 252, 265, 315, 318, 371, 420, 477, 530, 630, 636, 742, 795, 954, 1060, 1113, 1260, 1484, 1590, 1855, 1908, 2226, 2385, 3180, 3339, 3710, 4452, 4770, 5565, 6678, 7420, 9540, 11130, 13356, 16695, 22260, 30271, 33390, 60542, 66780, 90813, 121084, 151355, 181626, 211897, 272439, 302710, 363252, 423794, 454065, 544878, 605420, 635691, 847588, 908130, 1059485, 1089756, 1271382, 1362195, 1604363, 1816260, 1907073, 2118970, 2542764, 2724390, 3178455, 3208726, 3814146, 4237940, 4813089, 5448780, 6356910, 6417452, 7628292, 8021815, 9535365, 9626178, 11230541, 12713820, 14439267, 16043630, 19070730, 19252356, 22461082, 24065445, 28878534, 32087260, 33691623, 38141460, 44922164, 48130890, 56152705, 57757068, 67383246, 72196335, 96261780, 101074869, 112305410, 134766492, 144392670, 168458115, 202149738, 224610820, 288785340, 336916230, 404299476, 505374345, 673832460, 1010748690, 2021497380]

約数ペア:

[(1, 2021497380), (2, 1010748690), (3, 673832460), (4, 505374345), (5, 404299476), (6, 336916230), (7, 288785340), (9, 224610820), (10, 202149738), (12, 168458115), (14, 144392670), (15, 134766492), (18, 112305410), (20, 101074869), (21, 96261780), (28, 72196335), (30, 67383246), (35, 57757068), (36, 56152705), (42, 48130890), (45, 44922164), (53, 38141460), (60, 33691623), (63, 32087260), (70, 28878534), (84, 24065445), (90, 22461082), (105, 19252356), (106, 19070730), (126, 16043630), (140, 14439267), (159, 12713820), (180, 11230541), (210, 9626178), (212, 9535365), (252, 8021815), (265, 7628292), (315, 6417452), (318, 6356910), (371, 5448780), (420, 4813089), (477, 4237940), (530, 3814146), (630, 3208726), (636, 3178455), (742, 2724390), (795, 2542764), (954, 2118970), (1060, 1907073), (1113, 1816260), (1260, 1604363), (1484, 1362195), (1590, 1271382), (1855, 1089756), (1908, 1059485), (2226, 908130), (2385, 847588), (3180, 635691), (3339, 605420), (3710, 544878), (4452, 454065), (4770, 423794), (5565, 363252), (6678, 302710), (7420, 272439), (9540, 211897), (11130, 181626), (13356, 151355), (16695, 121084), (22260, 90813), (30271, 66780), (33390, 60542)]