54107820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1217}}^1$

素因数の和:1264

約数の個数: 144

約数和(自身を含む): 186207840

約数和(自身を除く): 132100020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1217, 1235, 1482, 1710, 2223, 2340, 2434, 2470, 2964, 3420, 3651, 3705, 4446, 4868, 4940, 6085, 7302, 7410, 8892, 10953, 11115, 12170, 14604, 14820, 15821, 18255, 21906, 22230, 23123, 24340, 31642, 36510, 43812, 44460, 46246, 47463, 54765, 63284, 69369, 73020, 79105, 92492, 94926, 109530, 115615, 138738, 142389, 158210, 189852, 208107, 219060, 231230, 237315, 277476, 284778, 300599, 316420, 346845, 416214, 462460, 474630, 569556, 601198, 693690, 711945, 832428, 901797, 949260, 1040535, 1202396, 1387380, 1423890, 1502995, 1803594, 2081070, 2705391, 2847780, 3005990, 3607188, 4162140, 4508985, 5410782, 6011980, 9017970, 10821564, 13526955, 18035940, 27053910, 54107820]

約数ペア:

[(1, 54107820), (2, 27053910), (3, 18035940), (4, 13526955), (5, 10821564), (6, 9017970), (9, 6011980), (10, 5410782), (12, 4508985), (13, 4162140), (15, 3607188), (18, 3005990), (19, 2847780), (20, 2705391), (26, 2081070), (30, 1803594), (36, 1502995), (38, 1423890), (39, 1387380), (45, 1202396), (52, 1040535), (57, 949260), (60, 901797), (65, 832428), (76, 711945), (78, 693690), (90, 601198), (95, 569556), (114, 474630), (117, 462460), (130, 416214), (156, 346845), (171, 316420), (180, 300599), (190, 284778), (195, 277476), (228, 237315), (234, 231230), (247, 219060), (260, 208107), (285, 189852), (342, 158210), (380, 142389), (390, 138738), (468, 115615), (494, 109530), (570, 94926), (585, 92492), (684, 79105), (741, 73020), (780, 69369), (855, 63284), (988, 54765), (1140, 47463), (1170, 46246), (1217, 44460), (1235, 43812), (1482, 36510), (1710, 31642), (2223, 24340), (2340, 23123), (2434, 22230), (2470, 21906), (2964, 18255), (3420, 15821), (3651, 14820), (3705, 14604), (4446, 12170), (4868, 11115), (4940, 10953), (6085, 8892), (7302, 7410)]