495005567120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1766363}}^1$

素因数の和:1766520

約数の個数: 80

約数和(自身を含む): 1198527432192

約数和(自身を除く): 703521865072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 113, 124, 155, 226, 248, 310, 452, 496, 565, 620, 904, 1130, 1240, 1808, 2260, 2480, 3503, 4520, 7006, 9040, 14012, 17515, 28024, 35030, 56048, 70060, 140120, 280240, 1766363, 3532726, 7065452, 8831815, 14130904, 17663630, 28261808, 35327260, 54757253, 70654520, 109514506, 141309040, 199599019, 219029012, 273786265, 399198038, 438058024, 547572530, 798396076, 876116048, 997995095, 1095145060, 1596792152, 1995990190, 2190290120, 3193584304, 3991980380, 4380580240, 6187569589, 7983960760, 12375139178, 15967921520, 24750278356, 30937847945, 49500556712, 61875695890, 99001113424, 123751391780, 247502783560, 495005567120]

約数ペア:

[(1, 495005567120), (2, 247502783560), (4, 123751391780), (5, 99001113424), (8, 61875695890), (10, 49500556712), (16, 30937847945), (20, 24750278356), (31, 15967921520), (40, 12375139178), (62, 7983960760), (80, 6187569589), (113, 4380580240), (124, 3991980380), (155, 3193584304), (226, 2190290120), (248, 1995990190), (310, 1596792152), (452, 1095145060), (496, 997995095), (565, 876116048), (620, 798396076), (904, 547572530), (1130, 438058024), (1240, 399198038), (1808, 273786265), (2260, 219029012), (2480, 199599019), (3503, 141309040), (4520, 109514506), (7006, 70654520), (9040, 54757253), (14012, 35327260), (17515, 28261808), (28024, 17663630), (35030, 14130904), (56048, 8831815), (70060, 7065452), (140120, 3532726), (280240, 1766363)]