19703640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:118

約数の個数: 192

約数和(自身を含む): 68947200

約数和(自身を除く): 49243560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 59, 60, 66, 69, 88, 92, 110, 115, 118, 120, 121, 132, 138, 165, 177, 184, 220, 230, 236, 242, 253, 264, 276, 295, 330, 345, 354, 363, 440, 460, 472, 484, 506, 552, 590, 605, 649, 660, 690, 708, 726, 759, 885, 920, 968, 1012, 1180, 1210, 1265, 1298, 1320, 1357, 1380, 1416, 1452, 1518, 1770, 1815, 1947, 2024, 2360, 2420, 2530, 2596, 2714, 2760, 2783, 2904, 3036, 3245, 3540, 3630, 3795, 3894, 4071, 4840, 5060, 5192, 5428, 5566, 6072, 6490, 6785, 7080, 7139, 7260, 7590, 7788, 8142, 8349, 9735, 10120, 10856, 11132, 12980, 13570, 13915, 14278, 14520, 14927, 15180, 15576, 16284, 16698, 19470, 20355, 21417, 22264, 25960, 27140, 27830, 28556, 29854, 30360, 32568, 33396, 35695, 38940, 40710, 41745, 42834, 44781, 54280, 55660, 57112, 59708, 66792, 71390, 74635, 77880, 81420, 83490, 85668, 89562, 107085, 111320, 119416, 142780, 149270, 162840, 164197, 166980, 171336, 179124, 214170, 223905, 285560, 298540, 328394, 333960, 358248, 428340, 447810, 492591, 597080, 656788, 820985, 856680, 895620, 985182, 1313576, 1641970, 1791240, 1970364, 2462955, 3283940, 3940728, 4925910, 6567880, 9851820, 19703640]

約数ペア:

[(1, 19703640), (2, 9851820), (3, 6567880), (4, 4925910), (5, 3940728), (6, 3283940), (8, 2462955), (10, 1970364), (11, 1791240), (12, 1641970), (15, 1313576), (20, 985182), (22, 895620), (23, 856680), (24, 820985), (30, 656788), (33, 597080), (40, 492591), (44, 447810), (46, 428340), (55, 358248), (59, 333960), (60, 328394), (66, 298540), (69, 285560), (88, 223905), (92, 214170), (110, 179124), (115, 171336), (118, 166980), (120, 164197), (121, 162840), (132, 149270), (138, 142780), (165, 119416), (177, 111320), (184, 107085), (220, 89562), (230, 85668), (236, 83490), (242, 81420), (253, 77880), (264, 74635), (276, 71390), (295, 66792), (330, 59708), (345, 57112), (354, 55660), (363, 54280), (440, 44781), (460, 42834), (472, 41745), (484, 40710), (506, 38940), (552, 35695), (590, 33396), (605, 32568), (649, 30360), (660, 29854), (690, 28556), (708, 27830), (726, 27140), (759, 25960), (885, 22264), (920, 21417), (968, 20355), (1012, 19470), (1180, 16698), (1210, 16284), (1265, 15576), (1298, 15180), (1320, 14927), (1357, 14520), (1380, 14278), (1416, 13915), (1452, 13570), (1518, 12980), (1770, 11132), (1815, 10856), (1947, 10120), (2024, 9735), (2360, 8349), (2420, 8142), (2530, 7788), (2596, 7590), (2714, 7260), (2760, 7139), (2783, 7080), (2904, 6785), (3036, 6490), (3245, 6072), (3540, 5566), (3630, 5428), (3795, 5192), (3894, 5060), (4071, 4840)]