920319540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:582

約数の個数: 192

約数和(自身を含む): 3044321280

約数和(自身を除く): 2124001740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 131, 140, 172, 210, 215, 258, 262, 301, 389, 393, 420, 430, 516, 524, 602, 645, 655, 778, 786, 860, 903, 917, 1167, 1204, 1290, 1310, 1505, 1556, 1572, 1806, 1834, 1945, 1965, 2334, 2580, 2620, 2723, 2751, 3010, 3612, 3668, 3890, 3930, 4515, 4585, 4668, 5446, 5502, 5633, 5835, 6020, 7780, 7860, 8169, 9030, 9170, 10892, 11004, 11266, 11670, 13615, 13755, 16338, 16727, 16899, 18060, 18340, 22532, 23340, 27230, 27510, 28165, 32676, 33454, 33798, 39431, 40845, 50181, 50959, 54460, 55020, 56330, 66908, 67596, 78862, 81690, 83635, 84495, 100362, 101918, 112660, 117089, 118293, 152877, 157724, 163380, 167270, 168990, 197155, 200724, 203836, 234178, 236586, 250905, 254795, 305754, 334540, 337980, 351267, 356713, 394310, 468356, 473172, 501810, 509590, 585445, 591465, 611508, 702534, 713426, 764385, 788620, 1003620, 1019180, 1070139, 1170890, 1182930, 1405068, 1426852, 1528770, 1756335, 1783565, 2140278, 2191237, 2341780, 2365860, 3057540, 3512670, 3567130, 4280556, 4382474, 5350695, 6573711, 7025340, 7134260, 8764948, 10701390, 10956185, 13147422, 15338659, 21402780, 21912370, 26294844, 30677318, 32868555, 43824740, 46015977, 61354636, 65737110, 76693295, 92031954, 131474220, 153386590, 184063908, 230079885, 306773180, 460159770, 920319540]

約数ペア:

[(1, 920319540), (2, 460159770), (3, 306773180), (4, 230079885), (5, 184063908), (6, 153386590), (7, 131474220), (10, 92031954), (12, 76693295), (14, 65737110), (15, 61354636), (20, 46015977), (21, 43824740), (28, 32868555), (30, 30677318), (35, 26294844), (42, 21912370), (43, 21402780), (60, 15338659), (70, 13147422), (84, 10956185), (86, 10701390), (105, 8764948), (129, 7134260), (131, 7025340), (140, 6573711), (172, 5350695), (210, 4382474), (215, 4280556), (258, 3567130), (262, 3512670), (301, 3057540), (389, 2365860), (393, 2341780), (420, 2191237), (430, 2140278), (516, 1783565), (524, 1756335), (602, 1528770), (645, 1426852), (655, 1405068), (778, 1182930), (786, 1170890), (860, 1070139), (903, 1019180), (917, 1003620), (1167, 788620), (1204, 764385), (1290, 713426), (1310, 702534), (1505, 611508), (1556, 591465), (1572, 585445), (1806, 509590), (1834, 501810), (1945, 473172), (1965, 468356), (2334, 394310), (2580, 356713), (2620, 351267), (2723, 337980), (2751, 334540), (3010, 305754), (3612, 254795), (3668, 250905), (3890, 236586), (3930, 234178), (4515, 203836), (4585, 200724), (4668, 197155), (5446, 168990), (5502, 167270), (5633, 163380), (5835, 157724), (6020, 152877), (7780, 118293), (7860, 117089), (8169, 112660), (9030, 101918), (9170, 100362), (10892, 84495), (11004, 83635), (11266, 81690), (11670, 78862), (13615, 67596), (13755, 66908), (16338, 56330), (16727, 55020), (16899, 54460), (18060, 50959), (18340, 50181), (22532, 40845), (23340, 39431), (27230, 33798), (27510, 33454), (28165, 32676)]