123513720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{683}}^1$

素因数の和:845

約数の個数: 128

約数和(自身を含む): 407773440

約数和(自身を除く): 284259720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 137, 165, 220, 264, 274, 330, 411, 440, 548, 660, 683, 685, 822, 1096, 1320, 1366, 1370, 1507, 1644, 2049, 2055, 2732, 2740, 3014, 3288, 3415, 4098, 4110, 4521, 5464, 5480, 6028, 6830, 7513, 7535, 8196, 8220, 9042, 10245, 12056, 13660, 15026, 15070, 16392, 16440, 18084, 20490, 22539, 22605, 27320, 30052, 30140, 36168, 37565, 40980, 45078, 45210, 60104, 60280, 75130, 81960, 90156, 90420, 93571, 112695, 150260, 180312, 180840, 187142, 225390, 280713, 300520, 374284, 450780, 467855, 561426, 748568, 901560, 935710, 1029281, 1122852, 1403565, 1871420, 2058562, 2245704, 2807130, 3087843, 3742840, 4117124, 5146405, 5614260, 6175686, 8234248, 10292810, 11228520, 12351372, 15439215, 20585620, 24702744, 30878430, 41171240, 61756860, 123513720]

約数ペア:

[(1, 123513720), (2, 61756860), (3, 41171240), (4, 30878430), (5, 24702744), (6, 20585620), (8, 15439215), (10, 12351372), (11, 11228520), (12, 10292810), (15, 8234248), (20, 6175686), (22, 5614260), (24, 5146405), (30, 4117124), (33, 3742840), (40, 3087843), (44, 2807130), (55, 2245704), (60, 2058562), (66, 1871420), (88, 1403565), (110, 1122852), (120, 1029281), (132, 935710), (137, 901560), (165, 748568), (220, 561426), (264, 467855), (274, 450780), (330, 374284), (411, 300520), (440, 280713), (548, 225390), (660, 187142), (683, 180840), (685, 180312), (822, 150260), (1096, 112695), (1320, 93571), (1366, 90420), (1370, 90156), (1507, 81960), (1644, 75130), (2049, 60280), (2055, 60104), (2732, 45210), (2740, 45078), (3014, 40980), (3288, 37565), (3415, 36168), (4098, 30140), (4110, 30052), (4521, 27320), (5464, 22605), (5480, 22539), (6028, 20490), (6830, 18084), (7513, 16440), (7535, 16392), (8196, 15070), (8220, 15026), (9042, 13660), (10245, 12056)]