1388892690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:334

約数の個数: 256

約数和(自身を含む): 4160471040

約数和(自身を除く): 2771578350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 31, 34, 43, 45, 51, 54, 62, 85, 86, 90, 93, 102, 129, 135, 153, 155, 170, 186, 215, 227, 255, 258, 270, 279, 306, 310, 387, 430, 454, 459, 465, 510, 527, 558, 645, 681, 731, 765, 774, 837, 918, 930, 1054, 1135, 1161, 1290, 1333, 1362, 1395, 1462, 1530, 1581, 1674, 1935, 2043, 2193, 2270, 2295, 2322, 2635, 2666, 2790, 3162, 3405, 3655, 3859, 3870, 3999, 4086, 4185, 4386, 4590, 4743, 5270, 5805, 6129, 6579, 6665, 6810, 7037, 7310, 7718, 7905, 7998, 8370, 9486, 9761, 10215, 10965, 11577, 11610, 11997, 12258, 13158, 13330, 14074, 14229, 15810, 19295, 19522, 19737, 19995, 20430, 21111, 21930, 22661, 23154, 23715, 23994, 28458, 29283, 30645, 32895, 34731, 35185, 35991, 38590, 39474, 39990, 42222, 45322, 47430, 48805, 57885, 58566, 59985, 61290, 63333, 65790, 67983, 69462, 70370, 71145, 71982, 87849, 97610, 98685, 104193, 105555, 113305, 115770, 119629, 119970, 126666, 135966, 142290, 146415, 165937, 173655, 175698, 179955, 189999, 197370, 203949, 208386, 211110, 226610, 239258, 263547, 292830, 302591, 316665, 331874, 339915, 347310, 358887, 359910, 379998, 407898, 439245, 497811, 520965, 527094, 598145, 605182, 611847, 633330, 679830, 717774, 829685, 878490, 907773, 949995, 995622, 1019745, 1041930, 1076661, 1196290, 1223694, 1317735, 1493433, 1512955, 1659370, 1794435, 1815546, 1899990, 2039490, 2153322, 2489055, 2635470, 2723319, 2986866, 3025910, 3059235, 3229983, 3588870, 4480299, 4538865, 4978110, 5144047, 5383305, 5446638, 6118470, 6459966, 7467165, 8169957, 8960598, 9077730, 10288094, 10766610, 13616595, 14934330, 15432141, 16149915, 16339914, 22401495, 25720235, 27233190, 30864282, 32299830, 40849785, 44802990, 46296423, 51440470, 77160705, 81699570, 92592846, 138889269, 154321410, 231482115, 277778538, 462964230, 694446345, 1388892690]

約数ペア:

[(1, 1388892690), (2, 694446345), (3, 462964230), (5, 277778538), (6, 231482115), (9, 154321410), (10, 138889269), (15, 92592846), (17, 81699570), (18, 77160705), (27, 51440470), (30, 46296423), (31, 44802990), (34, 40849785), (43, 32299830), (45, 30864282), (51, 27233190), (54, 25720235), (62, 22401495), (85, 16339914), (86, 16149915), (90, 15432141), (93, 14934330), (102, 13616595), (129, 10766610), (135, 10288094), (153, 9077730), (155, 8960598), (170, 8169957), (186, 7467165), (215, 6459966), (227, 6118470), (255, 5446638), (258, 5383305), (270, 5144047), (279, 4978110), (306, 4538865), (310, 4480299), (387, 3588870), (430, 3229983), (454, 3059235), (459, 3025910), (465, 2986866), (510, 2723319), (527, 2635470), (558, 2489055), (645, 2153322), (681, 2039490), (731, 1899990), (765, 1815546), (774, 1794435), (837, 1659370), (918, 1512955), (930, 1493433), (1054, 1317735), (1135, 1223694), (1161, 1196290), (1290, 1076661), (1333, 1041930), (1362, 1019745), (1395, 995622), (1462, 949995), (1530, 907773), (1581, 878490), (1674, 829685), (1935, 717774), (2043, 679830), (2193, 633330), (2270, 611847), (2295, 605182), (2322, 598145), (2635, 527094), (2666, 520965), (2790, 497811), (3162, 439245), (3405, 407898), (3655, 379998), (3859, 359910), (3870, 358887), (3999, 347310), (4086, 339915), (4185, 331874), (4386, 316665), (4590, 302591), (4743, 292830), (5270, 263547), (5805, 239258), (6129, 226610), (6579, 211110), (6665, 208386), (6810, 203949), (7037, 197370), (7310, 189999), (7718, 179955), (7905, 175698), (7998, 173655), (8370, 165937), (9486, 146415), (9761, 142290), (10215, 135966), (10965, 126666), (11577, 119970), (11610, 119629), (11997, 115770), (12258, 113305), (13158, 105555), (13330, 104193), (14074, 98685), (14229, 97610), (15810, 87849), (19295, 71982), (19522, 71145), (19737, 70370), (19995, 69462), (20430, 67983), (21111, 65790), (21930, 63333), (22661, 61290), (23154, 59985), (23715, 58566), (23994, 57885), (28458, 48805), (29283, 47430), (30645, 45322), (32895, 42222), (34731, 39990), (35185, 39474), (35991, 38590)]