155582680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:277

約数の個数: 128

約数和(自身を含む): 402408000

約数和(自身を除く): 246825320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 89, 110, 116, 137, 145, 178, 220, 232, 274, 290, 319, 356, 440, 445, 548, 580, 638, 685, 712, 890, 979, 1096, 1160, 1276, 1370, 1507, 1595, 1780, 1958, 2552, 2581, 2740, 3014, 3190, 3560, 3916, 3973, 4895, 5162, 5480, 6028, 6380, 7535, 7832, 7946, 9790, 10324, 12056, 12193, 12760, 12905, 15070, 15892, 19580, 19865, 20648, 24386, 25810, 28391, 30140, 31784, 39160, 39730, 43703, 48772, 51620, 56782, 60280, 60965, 79460, 87406, 97544, 103240, 113564, 121930, 134123, 141955, 158920, 174812, 218515, 227128, 243860, 268246, 283910, 349624, 353597, 437030, 487720, 536492, 567820, 670615, 707194, 874060, 1072984, 1135640, 1341230, 1414388, 1748120, 1767985, 2682460, 2828776, 3535970, 3889567, 5364920, 7071940, 7779134, 14143880, 15558268, 19447835, 31116536, 38895670, 77791340, 155582680]

約数ペア:

[(1, 155582680), (2, 77791340), (4, 38895670), (5, 31116536), (8, 19447835), (10, 15558268), (11, 14143880), (20, 7779134), (22, 7071940), (29, 5364920), (40, 3889567), (44, 3535970), (55, 2828776), (58, 2682460), (88, 1767985), (89, 1748120), (110, 1414388), (116, 1341230), (137, 1135640), (145, 1072984), (178, 874060), (220, 707194), (232, 670615), (274, 567820), (290, 536492), (319, 487720), (356, 437030), (440, 353597), (445, 349624), (548, 283910), (580, 268246), (638, 243860), (685, 227128), (712, 218515), (890, 174812), (979, 158920), (1096, 141955), (1160, 134123), (1276, 121930), (1370, 113564), (1507, 103240), (1595, 97544), (1780, 87406), (1958, 79460), (2552, 60965), (2581, 60280), (2740, 56782), (3014, 51620), (3190, 48772), (3560, 43703), (3916, 39730), (3973, 39160), (4895, 31784), (5162, 30140), (5480, 28391), (6028, 25810), (6380, 24386), (7535, 20648), (7832, 19865), (7946, 19580), (9790, 15892), (10324, 15070), (12056, 12905), (12193, 12760)]