73705455

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 145566720

約数和(自身を除く): 71861265

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 59, 69, 71, 85, 115, 153, 177, 207, 213, 255, 295, 345, 355, 391, 531, 639, 765, 885, 1003, 1035, 1065, 1173, 1207, 1357, 1633, 1955, 2655, 3009, 3195, 3519, 3621, 4071, 4189, 4899, 5015, 5865, 6035, 6785, 8165, 9027, 10863, 12213, 12567, 14697, 15045, 17595, 18105, 20355, 20945, 23069, 24495, 27761, 37701, 45135, 54315, 61065, 62835, 69207, 71213, 73485, 83283, 96347, 115345, 138805, 188505, 207621, 213639, 249849, 289041, 346035, 356065, 416415, 481735, 640917, 867123, 1038105, 1068195, 1249245, 1445205, 1637899, 3204585, 4335615, 4913697, 8189495, 14741091, 24568485, 73705455]

約数ペア:

[(1, 73705455), (3, 24568485), (5, 14741091), (9, 8189495), (15, 4913697), (17, 4335615), (23, 3204585), (45, 1637899), (51, 1445205), (59, 1249245), (69, 1068195), (71, 1038105), (85, 867123), (115, 640917), (153, 481735), (177, 416415), (207, 356065), (213, 346035), (255, 289041), (295, 249849), (345, 213639), (355, 207621), (391, 188505), (531, 138805), (639, 115345), (765, 96347), (885, 83283), (1003, 73485), (1035, 71213), (1065, 69207), (1173, 62835), (1207, 61065), (1357, 54315), (1633, 45135), (1955, 37701), (2655, 27761), (3009, 24495), (3195, 23069), (3519, 20945), (3621, 20355), (4071, 18105), (4189, 17595), (4899, 15045), (5015, 14697), (5865, 12567), (6035, 12213), (6785, 10863), (8165, 9027)]