240386670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{997}}^1$

素因数の和:1079

約数の個数: 128

約数和(自身を含む): 689817600

約数和(自身を除く): 449430930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 47, 54, 57, 90, 94, 95, 114, 135, 141, 171, 190, 235, 270, 282, 285, 342, 423, 470, 513, 570, 705, 846, 855, 893, 997, 1026, 1269, 1410, 1710, 1786, 1994, 2115, 2538, 2565, 2679, 2991, 4230, 4465, 4985, 5130, 5358, 5982, 6345, 8037, 8930, 8973, 9970, 12690, 13395, 14955, 16074, 17946, 18943, 24111, 26790, 26919, 29910, 37886, 40185, 44865, 46859, 48222, 53838, 56829, 80370, 89730, 93718, 94715, 113658, 120555, 134595, 140577, 170487, 189430, 234295, 241110, 269190, 281154, 284145, 340974, 421731, 468590, 511461, 568290, 702885, 843462, 852435, 890321, 1022922, 1265193, 1405770, 1704870, 1780642, 2108655, 2530386, 2557305, 2670963, 4217310, 4451605, 5114610, 5341926, 6325965, 8012889, 8903210, 12651930, 13354815, 16025778, 24038667, 26709630, 40064445, 48077334, 80128890, 120193335, 240386670]

約数ペア:

[(1, 240386670), (2, 120193335), (3, 80128890), (5, 48077334), (6, 40064445), (9, 26709630), (10, 24038667), (15, 16025778), (18, 13354815), (19, 12651930), (27, 8903210), (30, 8012889), (38, 6325965), (45, 5341926), (47, 5114610), (54, 4451605), (57, 4217310), (90, 2670963), (94, 2557305), (95, 2530386), (114, 2108655), (135, 1780642), (141, 1704870), (171, 1405770), (190, 1265193), (235, 1022922), (270, 890321), (282, 852435), (285, 843462), (342, 702885), (423, 568290), (470, 511461), (513, 468590), (570, 421731), (705, 340974), (846, 284145), (855, 281154), (893, 269190), (997, 241110), (1026, 234295), (1269, 189430), (1410, 170487), (1710, 140577), (1786, 134595), (1994, 120555), (2115, 113658), (2538, 94715), (2565, 93718), (2679, 89730), (2991, 80370), (4230, 56829), (4465, 53838), (4985, 48222), (5130, 46859), (5358, 44865), (5982, 40185), (6345, 37886), (8037, 29910), (8930, 26919), (8973, 26790), (9970, 24111), (12690, 18943), (13395, 17946), (14955, 16074)]