156900920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{11503}}^1$

素因数の和:11556

約数の個数: 64

約数和(自身を含む): 397578240

約数和(自身を除く): 240677320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 11503, 13640, 23006, 46012, 57515, 92024, 115030, 126533, 230060, 253066, 356593, 460120, 506132, 632665, 713186, 1012264, 1265330, 1426372, 1782965, 2530660, 2852744, 3565930, 3922523, 5061320, 7131860, 7845046, 14263720, 15690092, 19612615, 31380184, 39225230, 78450460, 156900920]

約数ペア:

[(1, 156900920), (2, 78450460), (4, 39225230), (5, 31380184), (8, 19612615), (10, 15690092), (11, 14263720), (20, 7845046), (22, 7131860), (31, 5061320), (40, 3922523), (44, 3565930), (55, 2852744), (62, 2530660), (88, 1782965), (110, 1426372), (124, 1265330), (155, 1012264), (220, 713186), (248, 632665), (310, 506132), (341, 460120), (440, 356593), (620, 253066), (682, 230060), (1240, 126533), (1364, 115030), (1705, 92024), (2728, 57515), (3410, 46012), (6820, 23006), (11503, 13640)]