1889093080

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{157}}^1\times {\mathrm{877}}^1$

素因数の和:1066

約数の個数: 128

約数和(自身を含む): 4994064000

約数和(自身を除く): 3104970920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 157, 196, 245, 280, 314, 343, 392, 490, 628, 686, 785, 877, 980, 1099, 1256, 1372, 1570, 1715, 1754, 1960, 2198, 2744, 3140, 3430, 3508, 4385, 4396, 5495, 6139, 6280, 6860, 7016, 7693, 8770, 8792, 10990, 12278, 13720, 15386, 17540, 21980, 24556, 30695, 30772, 35080, 38465, 42973, 43960, 49112, 53851, 61390, 61544, 76930, 85946, 107702, 122780, 137689, 153860, 171892, 214865, 215404, 245560, 269255, 275378, 300811, 307720, 343784, 429730, 430808, 538510, 550756, 601622, 688445, 859460, 963823, 1077020, 1101512, 1203244, 1376890, 1504055, 1718920, 1927646, 2154040, 2406488, 2753780, 3008110, 3855292, 4819115, 5507560, 6016220, 6746761, 7710584, 9638230, 12032440, 13493522, 19276460, 26987044, 33733805, 38552920, 47227327, 53974088, 67467610, 94454654, 134935220, 188909308, 236136635, 269870440, 377818616, 472273270, 944546540, 1889093080]

約数ペア:

[(1, 1889093080), (2, 944546540), (4, 472273270), (5, 377818616), (7, 269870440), (8, 236136635), (10, 188909308), (14, 134935220), (20, 94454654), (28, 67467610), (35, 53974088), (40, 47227327), (49, 38552920), (56, 33733805), (70, 26987044), (98, 19276460), (140, 13493522), (157, 12032440), (196, 9638230), (245, 7710584), (280, 6746761), (314, 6016220), (343, 5507560), (392, 4819115), (490, 3855292), (628, 3008110), (686, 2753780), (785, 2406488), (877, 2154040), (980, 1927646), (1099, 1718920), (1256, 1504055), (1372, 1376890), (1570, 1203244), (1715, 1101512), (1754, 1077020), (1960, 963823), (2198, 859460), (2744, 688445), (3140, 601622), (3430, 550756), (3508, 538510), (4385, 430808), (4396, 429730), (5495, 343784), (6139, 307720), (6280, 300811), (6860, 275378), (7016, 269255), (7693, 245560), (8770, 215404), (8792, 214865), (10990, 171892), (12278, 153860), (13720, 137689), (15386, 122780), (17540, 107702), (21980, 85946), (24556, 76930), (30695, 61544), (30772, 61390), (35080, 53851), (38465, 49112), (42973, 43960)]