749581380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{353}}^1$

素因数の和:666

約数の個数: 144

約数和(自身を含む): 2337963264

約数和(自身を除く): 1588381884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 251, 282, 353, 423, 470, 502, 564, 705, 706, 753, 846, 940, 1004, 1059, 1255, 1410, 1412, 1506, 1692, 1765, 2115, 2118, 2259, 2510, 2820, 3012, 3177, 3530, 3765, 4230, 4236, 4518, 5020, 5295, 6354, 7060, 7530, 8460, 9036, 10590, 11295, 11797, 12708, 15060, 15885, 16591, 21180, 22590, 23594, 31770, 33182, 35391, 45180, 47188, 49773, 58985, 63540, 66364, 70782, 82955, 88603, 99546, 106173, 117970, 141564, 149319, 165910, 176955, 177206, 199092, 212346, 235940, 248865, 265809, 298638, 331820, 353910, 354412, 424692, 443015, 497730, 530865, 531618, 597276, 707820, 746595, 797427, 886030, 995460, 1061730, 1063236, 1329045, 1493190, 1594854, 1772060, 2123460, 2658090, 2986380, 3189708, 3987135, 4164341, 5316180, 7974270, 8328682, 12493023, 15948540, 16657364, 20821705, 24986046, 37479069, 41643410, 49972092, 62465115, 74958138, 83286820, 124930230, 149916276, 187395345, 249860460, 374790690, 749581380]

約数ペア:

[(1, 749581380), (2, 374790690), (3, 249860460), (4, 187395345), (5, 149916276), (6, 124930230), (9, 83286820), (10, 74958138), (12, 62465115), (15, 49972092), (18, 41643410), (20, 37479069), (30, 24986046), (36, 20821705), (45, 16657364), (47, 15948540), (60, 12493023), (90, 8328682), (94, 7974270), (141, 5316180), (180, 4164341), (188, 3987135), (235, 3189708), (251, 2986380), (282, 2658090), (353, 2123460), (423, 1772060), (470, 1594854), (502, 1493190), (564, 1329045), (705, 1063236), (706, 1061730), (753, 995460), (846, 886030), (940, 797427), (1004, 746595), (1059, 707820), (1255, 597276), (1410, 531618), (1412, 530865), (1506, 497730), (1692, 443015), (1765, 424692), (2115, 354412), (2118, 353910), (2259, 331820), (2510, 298638), (2820, 265809), (3012, 248865), (3177, 235940), (3530, 212346), (3765, 199092), (4230, 177206), (4236, 176955), (4518, 165910), (5020, 149319), (5295, 141564), (6354, 117970), (7060, 106173), (7530, 99546), (8460, 88603), (9036, 82955), (10590, 70782), (11295, 66364), (11797, 63540), (12708, 58985), (15060, 49773), (15885, 47188), (16591, 45180), (21180, 35391), (22590, 33182), (23594, 31770)]