220217800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3229}}^1$

素因数の和:3287

約数の個数: 96

約数和(自身を含む): 576748800

約数和(自身を除く): 356531000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 31, 40, 44, 50, 55, 62, 88, 100, 110, 124, 155, 200, 220, 248, 275, 310, 341, 440, 550, 620, 682, 775, 1100, 1240, 1364, 1550, 1705, 2200, 2728, 3100, 3229, 3410, 6200, 6458, 6820, 8525, 12916, 13640, 16145, 17050, 25832, 32290, 34100, 35519, 64580, 68200, 71038, 80725, 100099, 129160, 142076, 161450, 177595, 200198, 284152, 322900, 355190, 400396, 500495, 645800, 710380, 800792, 887975, 1000990, 1101089, 1420760, 1775950, 2001980, 2202178, 2502475, 3551900, 4003960, 4404356, 5004950, 5505445, 7103800, 8808712, 10009900, 11010890, 20019800, 22021780, 27527225, 44043560, 55054450, 110108900, 220217800]

約数ペア:

[(1, 220217800), (2, 110108900), (4, 55054450), (5, 44043560), (8, 27527225), (10, 22021780), (11, 20019800), (20, 11010890), (22, 10009900), (25, 8808712), (31, 7103800), (40, 5505445), (44, 5004950), (50, 4404356), (55, 4003960), (62, 3551900), (88, 2502475), (100, 2202178), (110, 2001980), (124, 1775950), (155, 1420760), (200, 1101089), (220, 1000990), (248, 887975), (275, 800792), (310, 710380), (341, 645800), (440, 500495), (550, 400396), (620, 355190), (682, 322900), (775, 284152), (1100, 200198), (1240, 177595), (1364, 161450), (1550, 142076), (1705, 129160), (2200, 100099), (2728, 80725), (3100, 71038), (3229, 68200), (3410, 64580), (6200, 35519), (6458, 34100), (6820, 32290), (8525, 25832), (12916, 17050), (13640, 16145)]