138455055

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:158

約数の個数: 128

約数和(自身を含む): 282839040

約数和(自身を除く): 144383985

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 43, 45, 51, 61, 69, 85, 115, 129, 135, 153, 183, 207, 215, 255, 305, 345, 387, 391, 459, 549, 621, 645, 731, 765, 915, 989, 1035, 1037, 1161, 1173, 1403, 1647, 1935, 1955, 2193, 2295, 2623, 2745, 2967, 3105, 3111, 3519, 3655, 4209, 4945, 5185, 5805, 5865, 6579, 7015, 7869, 8235, 8901, 9333, 10557, 10965, 12627, 13115, 14835, 15555, 16813, 17595, 19737, 21045, 23607, 23851, 26703, 27999, 32895, 37881, 39345, 44505, 44591, 46665, 50439, 52785, 60329, 63135, 70821, 71553, 84065, 98685, 118035, 119255, 133515, 133773, 139995, 151317, 180987, 189405, 214659, 222955, 252195, 301645, 354105, 357765, 401319, 453951, 542961, 643977, 668865, 756585, 904935, 1025593, 1073295, 1203957, 1628883, 2006595, 2269755, 2714805, 3076779, 3219885, 5127965, 6019785, 8144415, 9230337, 15383895, 27691011, 46151685, 138455055]

約数ペア:

[(1, 138455055), (3, 46151685), (5, 27691011), (9, 15383895), (15, 9230337), (17, 8144415), (23, 6019785), (27, 5127965), (43, 3219885), (45, 3076779), (51, 2714805), (61, 2269755), (69, 2006595), (85, 1628883), (115, 1203957), (129, 1073295), (135, 1025593), (153, 904935), (183, 756585), (207, 668865), (215, 643977), (255, 542961), (305, 453951), (345, 401319), (387, 357765), (391, 354105), (459, 301645), (549, 252195), (621, 222955), (645, 214659), (731, 189405), (765, 180987), (915, 151317), (989, 139995), (1035, 133773), (1037, 133515), (1161, 119255), (1173, 118035), (1403, 98685), (1647, 84065), (1935, 71553), (1955, 70821), (2193, 63135), (2295, 60329), (2623, 52785), (2745, 50439), (2967, 46665), (3105, 44591), (3111, 44505), (3519, 39345), (3655, 37881), (4209, 32895), (4945, 27999), (5185, 26703), (5805, 23851), (5865, 23607), (6579, 21045), (7015, 19737), (7869, 17595), (8235, 16813), (8901, 15555), (9333, 14835), (10557, 13115), (10965, 12627)]