74988760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:377

約数の個数: 128

約数和(自身を含む): 213373440

約数和(自身を除く): 138384680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 97, 110, 140, 154, 194, 220, 251, 280, 308, 385, 388, 440, 485, 502, 616, 679, 770, 776, 970, 1004, 1067, 1255, 1358, 1540, 1757, 1940, 2008, 2134, 2510, 2716, 2761, 3080, 3395, 3514, 3880, 4268, 5020, 5335, 5432, 5522, 6790, 7028, 7469, 8536, 8785, 10040, 10670, 11044, 13580, 13805, 14056, 14938, 17570, 19327, 21340, 22088, 24347, 27160, 27610, 29876, 35140, 37345, 38654, 42680, 48694, 55220, 59752, 70280, 74690, 77308, 96635, 97388, 110440, 121735, 149380, 154616, 170429, 193270, 194776, 243470, 267817, 298760, 340858, 386540, 486940, 535634, 681716, 773080, 852145, 973880, 1071268, 1339085, 1363432, 1704290, 1874719, 2142536, 2678170, 3408580, 3749438, 5356340, 6817160, 7498876, 9373595, 10712680, 14997752, 18747190, 37494380, 74988760]

約数ペア:

[(1, 74988760), (2, 37494380), (4, 18747190), (5, 14997752), (7, 10712680), (8, 9373595), (10, 7498876), (11, 6817160), (14, 5356340), (20, 3749438), (22, 3408580), (28, 2678170), (35, 2142536), (40, 1874719), (44, 1704290), (55, 1363432), (56, 1339085), (70, 1071268), (77, 973880), (88, 852145), (97, 773080), (110, 681716), (140, 535634), (154, 486940), (194, 386540), (220, 340858), (251, 298760), (280, 267817), (308, 243470), (385, 194776), (388, 193270), (440, 170429), (485, 154616), (502, 149380), (616, 121735), (679, 110440), (770, 97388), (776, 96635), (970, 77308), (1004, 74690), (1067, 70280), (1255, 59752), (1358, 55220), (1540, 48694), (1757, 42680), (1940, 38654), (2008, 37345), (2134, 35140), (2510, 29876), (2716, 27610), (2761, 27160), (3080, 24347), (3395, 22088), (3514, 21340), (3880, 19327), (4268, 17570), (5020, 14938), (5335, 14056), (5432, 13805), (5522, 13580), (6790, 11044), (7028, 10670), (7469, 10040), (8536, 8785)]