42016204640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{138869}}^1$

素因数の和:138976

約数の個数: 96

約数和(自身を含む): 104145834240

約数和(自身を除く): 62129629600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 61, 62, 80, 122, 124, 155, 160, 244, 248, 305, 310, 488, 496, 610, 620, 976, 992, 1220, 1240, 1891, 1952, 2440, 2480, 3782, 4880, 4960, 7564, 9455, 9760, 15128, 18910, 30256, 37820, 60512, 75640, 138869, 151280, 277738, 302560, 555476, 694345, 1110952, 1388690, 2221904, 2777380, 4304939, 4443808, 5554760, 8471009, 8609878, 11109520, 16942018, 17219756, 21524695, 22219040, 33884036, 34439512, 42355045, 43049390, 67768072, 68879024, 84710090, 86098780, 135536144, 137758048, 169420180, 172197560, 262601279, 271072288, 338840360, 344395120, 525202558, 677680720, 688790240, 1050405116, 1313006395, 1355361440, 2100810232, 2626012790, 4201620464, 5252025580, 8403240928, 10504051160, 21008102320, 42016204640]

約数ペア:

[(1, 42016204640), (2, 21008102320), (4, 10504051160), (5, 8403240928), (8, 5252025580), (10, 4201620464), (16, 2626012790), (20, 2100810232), (31, 1355361440), (32, 1313006395), (40, 1050405116), (61, 688790240), (62, 677680720), (80, 525202558), (122, 344395120), (124, 338840360), (155, 271072288), (160, 262601279), (244, 172197560), (248, 169420180), (305, 137758048), (310, 135536144), (488, 86098780), (496, 84710090), (610, 68879024), (620, 67768072), (976, 43049390), (992, 42355045), (1220, 34439512), (1240, 33884036), (1891, 22219040), (1952, 21524695), (2440, 17219756), (2480, 16942018), (3782, 11109520), (4880, 8609878), (4960, 8471009), (7564, 5554760), (9455, 4443808), (9760, 4304939), (15128, 2777380), (18910, 2221904), (30256, 1388690), (37820, 1110952), (60512, 694345), (75640, 555476), (138869, 302560), (151280, 277738)]