388358640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^2\times {\mathrm{107}}^1$

素因数の和:268

約数の個数: 180

約数和(自身を含む): 1335229272

約数和(自身を除く): 946870632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 107, 120, 142, 144, 180, 213, 214, 240, 284, 321, 355, 360, 426, 428, 535, 568, 639, 642, 710, 720, 852, 856, 963, 1065, 1070, 1136, 1278, 1284, 1420, 1605, 1704, 1712, 1926, 2130, 2140, 2556, 2568, 2840, 3195, 3210, 3408, 3852, 4260, 4280, 4815, 5041, 5112, 5136, 5680, 6390, 6420, 7597, 7704, 8520, 8560, 9630, 10082, 10224, 12780, 12840, 15123, 15194, 15408, 17040, 19260, 20164, 22791, 25205, 25560, 25680, 30246, 30388, 37985, 38520, 40328, 45369, 45582, 50410, 51120, 60492, 60776, 68373, 75615, 75970, 77040, 80656, 90738, 91164, 100820, 113955, 120984, 121552, 136746, 151230, 151940, 181476, 182328, 201640, 226845, 227910, 241968, 273492, 302460, 303880, 341865, 362952, 364656, 403280, 453690, 455820, 539387, 546984, 604920, 607760, 683730, 725904, 907380, 911640, 1078774, 1093968, 1209840, 1367460, 1618161, 1814760, 1823280, 2157548, 2696935, 2734920, 3236322, 3629520, 4315096, 4854483, 5393870, 5469840, 6472644, 8090805, 8630192, 9708966, 10787740, 12945288, 16181610, 19417932, 21575480, 24272415, 25890576, 32363220, 38835864, 43150960, 48544830, 64726440, 77671728, 97089660, 129452880, 194179320, 388358640]

約数ペア:

[(1, 388358640), (2, 194179320), (3, 129452880), (4, 97089660), (5, 77671728), (6, 64726440), (8, 48544830), (9, 43150960), (10, 38835864), (12, 32363220), (15, 25890576), (16, 24272415), (18, 21575480), (20, 19417932), (24, 16181610), (30, 12945288), (36, 10787740), (40, 9708966), (45, 8630192), (48, 8090805), (60, 6472644), (71, 5469840), (72, 5393870), (80, 4854483), (90, 4315096), (107, 3629520), (120, 3236322), (142, 2734920), (144, 2696935), (180, 2157548), (213, 1823280), (214, 1814760), (240, 1618161), (284, 1367460), (321, 1209840), (355, 1093968), (360, 1078774), (426, 911640), (428, 907380), (535, 725904), (568, 683730), (639, 607760), (642, 604920), (710, 546984), (720, 539387), (852, 455820), (856, 453690), (963, 403280), (1065, 364656), (1070, 362952), (1136, 341865), (1278, 303880), (1284, 302460), (1420, 273492), (1605, 241968), (1704, 227910), (1712, 226845), (1926, 201640), (2130, 182328), (2140, 181476), (2556, 151940), (2568, 151230), (2840, 136746), (3195, 121552), (3210, 120984), (3408, 113955), (3852, 100820), (4260, 91164), (4280, 90738), (4815, 80656), (5041, 77040), (5112, 75970), (5136, 75615), (5680, 68373), (6390, 60776), (6420, 60492), (7597, 51120), (7704, 50410), (8520, 45582), (8560, 45369), (9630, 40328), (10082, 38520), (10224, 37985), (12780, 30388), (12840, 30246), (15123, 25680), (15194, 25560), (15408, 25205), (17040, 22791), (19260, 20164)]