1388895840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:550

約数の個数: 288

約数和(自身を含む): 4976899200

約数和(自身を除く): 3588003360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 79, 80, 87, 90, 96, 116, 120, 144, 145, 158, 160, 174, 180, 232, 237, 240, 261, 288, 290, 316, 348, 360, 395, 421, 435, 464, 474, 480, 522, 580, 632, 696, 711, 720, 790, 842, 870, 928, 948, 1044, 1160, 1185, 1263, 1264, 1305, 1392, 1422, 1440, 1580, 1684, 1740, 1896, 2088, 2105, 2291, 2320, 2370, 2526, 2528, 2610, 2784, 2844, 3160, 3368, 3480, 3555, 3789, 3792, 4176, 4210, 4582, 4640, 4740, 5052, 5220, 5688, 6315, 6320, 6736, 6873, 6960, 7110, 7578, 7584, 8352, 8420, 9164, 9480, 10104, 10440, 11376, 11455, 12209, 12630, 12640, 13472, 13746, 13920, 14220, 15156, 16840, 18328, 18945, 18960, 20208, 20619, 20880, 22752, 22910, 24418, 25260, 27492, 28440, 30312, 33259, 33680, 34365, 36627, 36656, 37890, 37920, 40416, 41238, 41760, 45820, 48836, 50520, 54984, 56880, 60624, 61045, 66518, 67360, 68730, 73254, 73312, 75780, 82476, 91640, 97672, 99777, 101040, 103095, 109881, 109968, 113760, 121248, 122090, 133036, 137460, 146508, 151560, 164952, 166295, 183135, 183280, 195344, 199554, 202080, 206190, 219762, 219936, 244180, 266072, 274920, 293016, 299331, 303120, 329904, 332590, 366270, 366560, 390688, 399108, 412380, 439524, 488360, 498885, 532144, 549405, 549840, 586032, 598662, 606240, 659808, 665180, 732540, 798216, 824760, 879048, 964511, 976720, 997770, 1064288, 1098810, 1099680, 1172064, 1197324, 1330360, 1465080, 1496655, 1596432, 1649520, 1758096, 1929022, 1953440, 1995540, 2197620, 2394648, 2660720, 2893533, 2930160, 2993310, 3192864, 3299040, 3516192, 3858044, 3991080, 4395240, 4789296, 4822555, 5321440, 5787066, 5860320, 5986620, 7716088, 7982160, 8680599, 8790480, 9578592, 9645110, 11574132, 11973240, 14467665, 15432176, 15964320, 17361198, 17580960, 19290220, 23148264, 23946480, 28935330, 30864352, 34722396, 38580440, 43402995, 46296528, 47892960, 57870660, 69444792, 77160880, 86805990, 92593056, 115741320, 138889584, 154321760, 173611980, 231482640, 277779168, 347223960, 462965280, 694447920, 1388895840]

約数ペア:

[(1, 1388895840), (2, 694447920), (3, 462965280), (4, 347223960), (5, 277779168), (6, 231482640), (8, 173611980), (9, 154321760), (10, 138889584), (12, 115741320), (15, 92593056), (16, 86805990), (18, 77160880), (20, 69444792), (24, 57870660), (29, 47892960), (30, 46296528), (32, 43402995), (36, 38580440), (40, 34722396), (45, 30864352), (48, 28935330), (58, 23946480), (60, 23148264), (72, 19290220), (79, 17580960), (80, 17361198), (87, 15964320), (90, 15432176), (96, 14467665), (116, 11973240), (120, 11574132), (144, 9645110), (145, 9578592), (158, 8790480), (160, 8680599), (174, 7982160), (180, 7716088), (232, 5986620), (237, 5860320), (240, 5787066), (261, 5321440), (288, 4822555), (290, 4789296), (316, 4395240), (348, 3991080), (360, 3858044), (395, 3516192), (421, 3299040), (435, 3192864), (464, 2993310), (474, 2930160), (480, 2893533), (522, 2660720), (580, 2394648), (632, 2197620), (696, 1995540), (711, 1953440), (720, 1929022), (790, 1758096), (842, 1649520), (870, 1596432), (928, 1496655), (948, 1465080), (1044, 1330360), (1160, 1197324), (1185, 1172064), (1263, 1099680), (1264, 1098810), (1305, 1064288), (1392, 997770), (1422, 976720), (1440, 964511), (1580, 879048), (1684, 824760), (1740, 798216), (1896, 732540), (2088, 665180), (2105, 659808), (2291, 606240), (2320, 598662), (2370, 586032), (2526, 549840), (2528, 549405), (2610, 532144), (2784, 498885), (2844, 488360), (3160, 439524), (3368, 412380), (3480, 399108), (3555, 390688), (3789, 366560), (3792, 366270), (4176, 332590), (4210, 329904), (4582, 303120), (4640, 299331), (4740, 293016), (5052, 274920), (5220, 266072), (5688, 244180), (6315, 219936), (6320, 219762), (6736, 206190), (6873, 202080), (6960, 199554), (7110, 195344), (7578, 183280), (7584, 183135), (8352, 166295), (8420, 164952), (9164, 151560), (9480, 146508), (10104, 137460), (10440, 133036), (11376, 122090), (11455, 121248), (12209, 113760), (12630, 109968), (12640, 109881), (13472, 103095), (13746, 101040), (13920, 99777), (14220, 97672), (15156, 91640), (16840, 82476), (18328, 75780), (18945, 73312), (18960, 73254), (20208, 68730), (20619, 67360), (20880, 66518), (22752, 61045), (22910, 60624), (24418, 56880), (25260, 54984), (27492, 50520), (28440, 48836), (30312, 45820), (33259, 41760), (33680, 41238), (34365, 40416), (36627, 37920), (36656, 37890)]