7155720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:180

約数の個数: 192

約数和(自身を含む): 27518400

約数和(自身を除く): 20362680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 30, 33, 36, 39, 40, 44, 45, 52, 55, 60, 65, 66, 72, 78, 88, 90, 99, 104, 110, 117, 120, 130, 132, 139, 143, 156, 165, 180, 195, 198, 220, 234, 260, 264, 278, 286, 312, 330, 360, 390, 396, 417, 429, 440, 468, 495, 520, 556, 572, 585, 660, 695, 715, 780, 792, 834, 858, 936, 990, 1112, 1144, 1170, 1251, 1287, 1320, 1390, 1430, 1529, 1560, 1668, 1716, 1807, 1980, 2085, 2145, 2340, 2502, 2574, 2780, 2860, 3058, 3336, 3432, 3614, 3960, 4170, 4290, 4587, 4680, 5004, 5148, 5421, 5560, 5720, 6116, 6255, 6435, 7228, 7645, 8340, 8580, 9035, 9174, 10008, 10296, 10842, 12232, 12510, 12870, 13761, 14456, 15290, 16263, 16680, 17160, 18070, 18348, 19877, 21684, 22935, 25020, 25740, 27105, 27522, 30580, 32526, 36140, 36696, 39754, 43368, 45870, 50040, 51480, 54210, 55044, 59631, 61160, 65052, 68805, 72280, 79508, 81315, 91740, 99385, 108420, 110088, 119262, 130104, 137610, 159016, 162630, 178893, 183480, 198770, 216840, 238524, 275220, 298155, 325260, 357786, 397540, 477048, 550440, 596310, 650520, 715572, 795080, 894465, 1192620, 1431144, 1788930, 2385240, 3577860, 7155720]

約数ペア:

[(1, 7155720), (2, 3577860), (3, 2385240), (4, 1788930), (5, 1431144), (6, 1192620), (8, 894465), (9, 795080), (10, 715572), (11, 650520), (12, 596310), (13, 550440), (15, 477048), (18, 397540), (20, 357786), (22, 325260), (24, 298155), (26, 275220), (30, 238524), (33, 216840), (36, 198770), (39, 183480), (40, 178893), (44, 162630), (45, 159016), (52, 137610), (55, 130104), (60, 119262), (65, 110088), (66, 108420), (72, 99385), (78, 91740), (88, 81315), (90, 79508), (99, 72280), (104, 68805), (110, 65052), (117, 61160), (120, 59631), (130, 55044), (132, 54210), (139, 51480), (143, 50040), (156, 45870), (165, 43368), (180, 39754), (195, 36696), (198, 36140), (220, 32526), (234, 30580), (260, 27522), (264, 27105), (278, 25740), (286, 25020), (312, 22935), (330, 21684), (360, 19877), (390, 18348), (396, 18070), (417, 17160), (429, 16680), (440, 16263), (468, 15290), (495, 14456), (520, 13761), (556, 12870), (572, 12510), (585, 12232), (660, 10842), (695, 10296), (715, 10008), (780, 9174), (792, 9035), (834, 8580), (858, 8340), (936, 7645), (990, 7228), (1112, 6435), (1144, 6255), (1170, 6116), (1251, 5720), (1287, 5560), (1320, 5421), (1390, 5148), (1430, 5004), (1529, 4680), (1560, 4587), (1668, 4290), (1716, 4170), (1807, 3960), (1980, 3614), (2085, 3432), (2145, 3336), (2340, 3058), (2502, 2860), (2574, 2780)]