30721982984

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{887}}^1\times {\mathrm{953}}^1$

素因数の和:1923

約数の個数: 128

約数和(自身を含む): 73193932800

約数和(自身を除く): 42471949816

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 59, 77, 88, 118, 154, 236, 308, 413, 472, 616, 649, 826, 887, 953, 1298, 1652, 1774, 1906, 2596, 3304, 3548, 3812, 4543, 5192, 6209, 6671, 7096, 7624, 9086, 9757, 10483, 12418, 13342, 18172, 19514, 20966, 24836, 26684, 36344, 39028, 41932, 49672, 52333, 53368, 56227, 68299, 73381, 78056, 83864, 104666, 112454, 136598, 146762, 209332, 224908, 273196, 293524, 366331, 393589, 418664, 449816, 546392, 575663, 587048, 618497, 732662, 787178, 845311, 1151326, 1236994, 1465324, 1574356, 1690622, 2302652, 2473988, 2930648, 3148712, 3381244, 4029641, 4329479, 4605304, 4947976, 5917177, 6762488, 8059282, 8658958, 9298421, 11834354, 16118564, 17317916, 18596842, 23668708, 32237128, 34635832, 37193684, 47337416, 49873349, 65088947, 74387368, 99746698, 130177894, 199493396, 260355788, 349113443, 398986792, 520711576, 548606839, 698226886, 1097213678, 1396453772, 2194427356, 2792907544, 3840247873, 4388854712, 7680495746, 15360991492, 30721982984]

約数ペア:

[(1, 30721982984), (2, 15360991492), (4, 7680495746), (7, 4388854712), (8, 3840247873), (11, 2792907544), (14, 2194427356), (22, 1396453772), (28, 1097213678), (44, 698226886), (56, 548606839), (59, 520711576), (77, 398986792), (88, 349113443), (118, 260355788), (154, 199493396), (236, 130177894), (308, 99746698), (413, 74387368), (472, 65088947), (616, 49873349), (649, 47337416), (826, 37193684), (887, 34635832), (953, 32237128), (1298, 23668708), (1652, 18596842), (1774, 17317916), (1906, 16118564), (2596, 11834354), (3304, 9298421), (3548, 8658958), (3812, 8059282), (4543, 6762488), (5192, 5917177), (6209, 4947976), (6671, 4605304), (7096, 4329479), (7624, 4029641), (9086, 3381244), (9757, 3148712), (10483, 2930648), (12418, 2473988), (13342, 2302652), (18172, 1690622), (19514, 1574356), (20966, 1465324), (24836, 1236994), (26684, 1151326), (36344, 845311), (39028, 787178), (41932, 732662), (49672, 618497), (52333, 587048), (53368, 575663), (56227, 546392), (68299, 449816), (73381, 418664), (78056, 393589), (83864, 366331), (104666, 293524), (112454, 273196), (136598, 224908), (146762, 209332)]