7201172940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{18803}}^1$

素因数の和:19319

約数の個数: 96

約数和(自身を含む): 21759687936

約数和(自身を除く): 14558514996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 491, 780, 982, 1473, 1964, 2455, 2946, 4910, 5892, 6383, 7365, 9820, 12766, 14730, 18803, 19149, 25532, 29460, 31915, 37606, 38298, 56409, 63830, 75212, 76596, 94015, 95745, 112818, 127660, 188030, 191490, 225636, 244439, 282045, 376060, 382980, 488878, 564090, 733317, 977756, 1128180, 1222195, 1466634, 2444390, 2933268, 3666585, 4888780, 7333170, 9232273, 14666340, 18464546, 27696819, 36929092, 46161365, 55393638, 92322730, 110787276, 120019549, 138484095, 184645460, 240039098, 276968190, 360058647, 480078196, 553936380, 600097745, 720117294, 1200195490, 1440234588, 1800293235, 2400390980, 3600586470, 7201172940]

約数ペア:

[(1, 7201172940), (2, 3600586470), (3, 2400390980), (4, 1800293235), (5, 1440234588), (6, 1200195490), (10, 720117294), (12, 600097745), (13, 553936380), (15, 480078196), (20, 360058647), (26, 276968190), (30, 240039098), (39, 184645460), (52, 138484095), (60, 120019549), (65, 110787276), (78, 92322730), (130, 55393638), (156, 46161365), (195, 36929092), (260, 27696819), (390, 18464546), (491, 14666340), (780, 9232273), (982, 7333170), (1473, 4888780), (1964, 3666585), (2455, 2933268), (2946, 2444390), (4910, 1466634), (5892, 1222195), (6383, 1128180), (7365, 977756), (9820, 733317), (12766, 564090), (14730, 488878), (18803, 382980), (19149, 376060), (25532, 282045), (29460, 244439), (31915, 225636), (37606, 191490), (38298, 188030), (56409, 127660), (63830, 112818), (75212, 95745), (76596, 94015)]