123828390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:723

約数の個数: 144

約数和(自身を含む): 383814288

約数和(自身を除く): 259985898

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 43, 45, 49, 63, 70, 86, 90, 98, 105, 126, 129, 147, 210, 215, 245, 258, 294, 301, 315, 387, 430, 441, 490, 602, 630, 645, 653, 735, 774, 882, 903, 1290, 1306, 1470, 1505, 1806, 1935, 1959, 2107, 2205, 2709, 3010, 3265, 3870, 3918, 4214, 4410, 4515, 4571, 5418, 5877, 6321, 6530, 9030, 9142, 9795, 10535, 11754, 12642, 13545, 13713, 18963, 19590, 21070, 22855, 27090, 27426, 28079, 29385, 31605, 31997, 37926, 41139, 45710, 56158, 58770, 63210, 63994, 68565, 82278, 84237, 94815, 95991, 137130, 140395, 159985, 168474, 189630, 191982, 196553, 205695, 252711, 280790, 287973, 319970, 393106, 411390, 421185, 479955, 505422, 575946, 589659, 842370, 959910, 982765, 1179318, 1263555, 1375871, 1439865, 1768977, 1965530, 2527110, 2751742, 2879730, 2948295, 3537954, 4127613, 5896590, 6879355, 8255226, 8844885, 12382839, 13758710, 17689770, 20638065, 24765678, 41276130, 61914195, 123828390]

約数ペア:

[(1, 123828390), (2, 61914195), (3, 41276130), (5, 24765678), (6, 20638065), (7, 17689770), (9, 13758710), (10, 12382839), (14, 8844885), (15, 8255226), (18, 6879355), (21, 5896590), (30, 4127613), (35, 3537954), (42, 2948295), (43, 2879730), (45, 2751742), (49, 2527110), (63, 1965530), (70, 1768977), (86, 1439865), (90, 1375871), (98, 1263555), (105, 1179318), (126, 982765), (129, 959910), (147, 842370), (210, 589659), (215, 575946), (245, 505422), (258, 479955), (294, 421185), (301, 411390), (315, 393106), (387, 319970), (430, 287973), (441, 280790), (490, 252711), (602, 205695), (630, 196553), (645, 191982), (653, 189630), (735, 168474), (774, 159985), (882, 140395), (903, 137130), (1290, 95991), (1306, 94815), (1470, 84237), (1505, 82278), (1806, 68565), (1935, 63994), (1959, 63210), (2107, 58770), (2205, 56158), (2709, 45710), (3010, 41139), (3265, 37926), (3870, 31997), (3918, 31605), (4214, 29385), (4410, 28079), (4515, 27426), (4571, 27090), (5418, 22855), (5877, 21070), (6321, 19590), (6530, 18963), (9030, 13713), (9142, 13545), (9795, 12642), (10535, 11754)]