388425240

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{269}}^1$

素因数の和:487

約数の個数: 256

約数和(自身を含む): 1492992000

約数和(自身を除く): 1104566760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 191, 210, 216, 252, 269, 270, 280, 315, 360, 378, 382, 420, 504, 538, 540, 573, 630, 756, 764, 807, 840, 945, 955, 1076, 1080, 1146, 1260, 1337, 1345, 1512, 1528, 1614, 1719, 1883, 1890, 1910, 2152, 2292, 2421, 2520, 2674, 2690, 2865, 3228, 3438, 3766, 3780, 3820, 4011, 4035, 4584, 4842, 5157, 5348, 5380, 5649, 5730, 6456, 6685, 6876, 7263, 7532, 7560, 7640, 8022, 8070, 8595, 9415, 9684, 10314, 10696, 10760, 11298, 11460, 12033, 12105, 13370, 13752, 14526, 15064, 16044, 16140, 16947, 17190, 18830, 19368, 20055, 20628, 22596, 22920, 24066, 24210, 25785, 26740, 28245, 29052, 32088, 32280, 33894, 34380, 36099, 36315, 37660, 40110, 41256, 45192, 48132, 48420, 50841, 51379, 51570, 53480, 56490, 58104, 60165, 67788, 68760, 72198, 72630, 75320, 80220, 84735, 96264, 96840, 101682, 102758, 103140, 112980, 120330, 135576, 144396, 145260, 154137, 160440, 169470, 180495, 203364, 205516, 206280, 225960, 240660, 254205, 256895, 288792, 290520, 308274, 338940, 359653, 360990, 406728, 411032, 462411, 481320, 508410, 513790, 616548, 677880, 719306, 721980, 770685, 924822, 1016820, 1027580, 1078959, 1233096, 1387233, 1438612, 1443960, 1541370, 1798265, 1849644, 2033640, 2055160, 2157918, 2312055, 2774466, 2877224, 3082740, 3236877, 3596530, 3699288, 4315836, 4624110, 5394795, 5548932, 6165480, 6473754, 6936165, 7193060, 8631672, 9248220, 9710631, 10789590, 11097864, 12947508, 13872330, 14386120, 16184385, 18496440, 19421262, 21579180, 25895016, 27744660, 32368770, 38842524, 43158360, 48553155, 55489320, 64737540, 77685048, 97106310, 129475080, 194212620, 388425240]

約数ペア:

[(1, 388425240), (2, 194212620), (3, 129475080), (4, 97106310), (5, 77685048), (6, 64737540), (7, 55489320), (8, 48553155), (9, 43158360), (10, 38842524), (12, 32368770), (14, 27744660), (15, 25895016), (18, 21579180), (20, 19421262), (21, 18496440), (24, 16184385), (27, 14386120), (28, 13872330), (30, 12947508), (35, 11097864), (36, 10789590), (40, 9710631), (42, 9248220), (45, 8631672), (54, 7193060), (56, 6936165), (60, 6473754), (63, 6165480), (70, 5548932), (72, 5394795), (84, 4624110), (90, 4315836), (105, 3699288), (108, 3596530), (120, 3236877), (126, 3082740), (135, 2877224), (140, 2774466), (168, 2312055), (180, 2157918), (189, 2055160), (191, 2033640), (210, 1849644), (216, 1798265), (252, 1541370), (269, 1443960), (270, 1438612), (280, 1387233), (315, 1233096), (360, 1078959), (378, 1027580), (382, 1016820), (420, 924822), (504, 770685), (538, 721980), (540, 719306), (573, 677880), (630, 616548), (756, 513790), (764, 508410), (807, 481320), (840, 462411), (945, 411032), (955, 406728), (1076, 360990), (1080, 359653), (1146, 338940), (1260, 308274), (1337, 290520), (1345, 288792), (1512, 256895), (1528, 254205), (1614, 240660), (1719, 225960), (1883, 206280), (1890, 205516), (1910, 203364), (2152, 180495), (2292, 169470), (2421, 160440), (2520, 154137), (2674, 145260), (2690, 144396), (2865, 135576), (3228, 120330), (3438, 112980), (3766, 103140), (3780, 102758), (3820, 101682), (4011, 96840), (4035, 96264), (4584, 84735), (4842, 80220), (5157, 75320), (5348, 72630), (5380, 72198), (5649, 68760), (5730, 67788), (6456, 60165), (6685, 58104), (6876, 56490), (7263, 53480), (7532, 51570), (7560, 51379), (7640, 50841), (8022, 48420), (8070, 48132), (8595, 45192), (9415, 41256), (9684, 40110), (10314, 37660), (10696, 36315), (10760, 36099), (11298, 34380), (11460, 33894), (12033, 32280), (12105, 32088), (13370, 29052), (13752, 28245), (14526, 26740), (15064, 25785), (16044, 24210), (16140, 24066), (16947, 22920), (17190, 22596), (18830, 20628), (19368, 20055)]