49441980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:344

約数の個数: 144

約数和(自身を含む): 164094336

約数和(自身を除く): 114652356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 67, 70, 84, 98, 105, 134, 140, 147, 196, 201, 210, 245, 251, 268, 294, 335, 402, 420, 469, 490, 502, 588, 670, 735, 753, 804, 938, 980, 1004, 1005, 1255, 1340, 1407, 1470, 1506, 1757, 1876, 2010, 2345, 2510, 2814, 2940, 3012, 3283, 3514, 3765, 4020, 4690, 5020, 5271, 5628, 6566, 7028, 7035, 7530, 8785, 9380, 9849, 10542, 12299, 13132, 14070, 15060, 16415, 16817, 17570, 19698, 21084, 24598, 26355, 28140, 32830, 33634, 35140, 36897, 39396, 49196, 49245, 50451, 52710, 61495, 65660, 67268, 73794, 84085, 98490, 100902, 105420, 117719, 122990, 147588, 168170, 184485, 196980, 201804, 235438, 245980, 252255, 336340, 353157, 368970, 470876, 504510, 588595, 706314, 737940, 824033, 1009020, 1177190, 1412628, 1648066, 1765785, 2354380, 2472099, 3296132, 3531570, 4120165, 4944198, 7063140, 8240330, 9888396, 12360495, 16480660, 24720990, 49441980]

約数ペア:

[(1, 49441980), (2, 24720990), (3, 16480660), (4, 12360495), (5, 9888396), (6, 8240330), (7, 7063140), (10, 4944198), (12, 4120165), (14, 3531570), (15, 3296132), (20, 2472099), (21, 2354380), (28, 1765785), (30, 1648066), (35, 1412628), (42, 1177190), (49, 1009020), (60, 824033), (67, 737940), (70, 706314), (84, 588595), (98, 504510), (105, 470876), (134, 368970), (140, 353157), (147, 336340), (196, 252255), (201, 245980), (210, 235438), (245, 201804), (251, 196980), (268, 184485), (294, 168170), (335, 147588), (402, 122990), (420, 117719), (469, 105420), (490, 100902), (502, 98490), (588, 84085), (670, 73794), (735, 67268), (753, 65660), (804, 61495), (938, 52710), (980, 50451), (1004, 49245), (1005, 49196), (1255, 39396), (1340, 36897), (1407, 35140), (1470, 33634), (1506, 32830), (1757, 28140), (1876, 26355), (2010, 24598), (2345, 21084), (2510, 19698), (2814, 17570), (2940, 16817), (3012, 16415), (3283, 15060), (3514, 14070), (3765, 13132), (4020, 12299), (4690, 10542), (5020, 9849), (5271, 9380), (5628, 8785), (6566, 7530), (7028, 7035)]