20304877365

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{3089}}^1$

素因数の和:3228

約数の個数: 128

約数和(自身を含む): 39512448000

約数和(自身を除く): 19207570635

約数列:

[1, 3, 5, 9, 15, 23, 27, 29, 45, 69, 73, 87, 115, 135, 145, 207, 219, 261, 345, 365, 435, 621, 657, 667, 783, 1035, 1095, 1305, 1679, 1971, 2001, 2117, 3089, 3105, 3285, 3335, 3915, 5037, 6003, 6351, 8395, 9267, 9855, 10005, 10585, 15111, 15445, 18009, 19053, 25185, 27801, 30015, 31755, 45333, 46335, 48691, 57159, 71047, 75555, 83403, 89581, 90045, 95265, 139005, 146073, 213141, 225497, 226665, 243455, 268743, 285795, 355235, 417015, 438219, 447905, 639423, 676491, 730365, 806229, 1065705, 1127485, 1314657, 1343715, 1918269, 2029473, 2060363, 2191095, 2418687, 3197115, 3382455, 4031145, 5186431, 6088419, 6181089, 6539413, 6573285, 9591345, 10147365, 10301815, 12093435, 15559293, 18543267, 19618239, 25932155, 30442095, 30905445, 32697065, 46677879, 55629801, 58854717, 77796465, 92716335, 98091195, 140033637, 150406499, 176564151, 233389395, 278149005, 294273585, 451219497, 700168185, 752032495, 882820755, 1353658491, 2256097485, 4060975473, 6768292455, 20304877365]

約数ペア:

[(1, 20304877365), (3, 6768292455), (5, 4060975473), (9, 2256097485), (15, 1353658491), (23, 882820755), (27, 752032495), (29, 700168185), (45, 451219497), (69, 294273585), (73, 278149005), (87, 233389395), (115, 176564151), (135, 150406499), (145, 140033637), (207, 98091195), (219, 92716335), (261, 77796465), (345, 58854717), (365, 55629801), (435, 46677879), (621, 32697065), (657, 30905445), (667, 30442095), (783, 25932155), (1035, 19618239), (1095, 18543267), (1305, 15559293), (1679, 12093435), (1971, 10301815), (2001, 10147365), (2117, 9591345), (3089, 6573285), (3105, 6539413), (3285, 6181089), (3335, 6088419), (3915, 5186431), (5037, 4031145), (6003, 3382455), (6351, 3197115), (8395, 2418687), (9267, 2191095), (9855, 2060363), (10005, 2029473), (10585, 1918269), (15111, 1343715), (15445, 1314657), (18009, 1127485), (19053, 1065705), (25185, 806229), (27801, 730365), (30015, 676491), (31755, 639423), (45333, 447905), (46335, 438219), (48691, 417015), (57159, 355235), (71047, 285795), (75555, 268743), (83403, 243455), (89581, 226665), (90045, 225497), (95265, 213141), (139005, 146073)]