About the Number
20122172910
2進数表記:10010101111010111111111110111101110
漢数字表記:二百一億二千二百十七万二千九百十
素因数分解:
素因数の和:268447
約数の個数: 144
約数和(自身を含む): 64439505936
約数和(自身を除く): 44317333026
約数列:
[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 49, 51, 63, 70, 85, 90, 98, 102, 105, 119, 126, 147, 153, 170, 210, 238, 245, 255, 294, 306, 315, 357, 441, 490, 510, 595, 630, 714, 735, 765, 833, 882, 1071, 1190, 1470, 1530, 1666, 1785, 2142, 2205, 2499, 3570, 4165, 4410, 4998, 5355, 7497, 8330, 10710, 12495, 14994, 24990, 37485, 74970, 268403, 536806, 805209, 1342015, 1610418, 1878821, 2415627, 2684030, 3757642, 4026045, 4562851, 4831254, 5636463, 8052090, 9125702, 9394105, 11272926, 12078135, 13151747, 13688553, 16909389, 18788210, 22814255, 24156270, 26303494, 27377106, 28182315, 31939957, 33818778, 39455241, 41065659, 45628510, 56364630, 63879914, 65758735, 68442765, 78910482, 82131318, 84546945, 95819871, 118365723, 131517470, 136885530, 159699785, 169093890, 191639742, 197276205, 205328295, 223579699, 236731446, 287459613, 319399570, 394552410, 410656590, 447159398, 479099355, 574919226, 591828615, 670739097, 958198710, 1117898495, 1183657230, 1341478194, 1437298065, 2012217291, 2235796990, 2874596130, 3353695485, 4024434582, 6707390970, 10061086455, 20122172910]
約数ペア:
[(1, 20122172910), (2, 10061086455), (3, 6707390970), (5, 4024434582), (6, 3353695485), (7, 2874596130), (9, 2235796990), (10, 2012217291), (14, 1437298065), (15, 1341478194), (17, 1183657230), (18, 1117898495), (21, 958198710), (30, 670739097), (34, 591828615), (35, 574919226), (42, 479099355), (45, 447159398), (49, 410656590), (51, 394552410), (63, 319399570), (70, 287459613), (85, 236731446), (90, 223579699), (98, 205328295), (102, 197276205), (105, 191639742), (119, 169093890), (126, 159699785), (147, 136885530), (153, 131517470), (170, 118365723), (210, 95819871), (238, 84546945), (245, 82131318), (255, 78910482), (294, 68442765), (306, 65758735), (315, 63879914), (357, 56364630), (441, 45628510), (490, 41065659), (510, 39455241), (595, 33818778), (630, 31939957), (714, 28182315), (735, 27377106), (765, 26303494), (833, 24156270), (882, 22814255), (1071, 18788210), (1190, 16909389), (1470, 13688553), (1530, 13151747), (1666, 12078135), (1785, 11272926), (2142, 9394105), (2205, 9125702), (2499, 8052090), (3570, 5636463), (4165, 4831254), (4410, 4562851), (4998, 4026045), (5355, 3757642), (7497, 2684030), (8330, 2415627), (10710, 1878821), (12495, 1610418), (14994, 1342015), (24990, 805209), (37485, 536806), (74970, 268403)]このpageの処理時間: 0.06503653526306152 seconds