20199863664

素因数分解:

$2^4\times 3^2\times {\mathrm{157}}^1\times {\mathrm{727}}^1\times {\mathrm{1229}}^1$

素因数の和:2127

約数の個数: 120

約数和(自身を含む): 57016246560

約数和(自身を除く): 36816382896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 157, 314, 471, 628, 727, 942, 1229, 1256, 1413, 1454, 1884, 2181, 2458, 2512, 2826, 2908, 3687, 3768, 4362, 4916, 5652, 5816, 6543, 7374, 7536, 8724, 9832, 11061, 11304, 11632, 13086, 14748, 17448, 19664, 22122, 22608, 26172, 29496, 34896, 44244, 52344, 58992, 88488, 104688, 114139, 176976, 192953, 228278, 342417, 385906, 456556, 578859, 684834, 771812, 893483, 913112, 1027251, 1157718, 1369668, 1543624, 1736577, 1786966, 1826224, 2054502, 2315436, 2680449, 2739336, 3087248, 3473154, 3573932, 4109004, 4630872, 5360898, 5478672, 6946308, 7147864, 8041347, 8218008, 9261744, 10721796, 13892616, 14295728, 16082694, 16436016, 21443592, 27785232, 32165388, 42887184, 64330776, 128661552, 140276831, 280553662, 420830493, 561107324, 841660986, 1122214648, 1262491479, 1683321972, 2244429296, 2524982958, 3366643944, 5049965916, 6733287888, 10099931832, 20199863664]

約数ペア:

[(1, 20199863664), (2, 10099931832), (3, 6733287888), (4, 5049965916), (6, 3366643944), (8, 2524982958), (9, 2244429296), (12, 1683321972), (16, 1262491479), (18, 1122214648), (24, 841660986), (36, 561107324), (48, 420830493), (72, 280553662), (144, 140276831), (157, 128661552), (314, 64330776), (471, 42887184), (628, 32165388), (727, 27785232), (942, 21443592), (1229, 16436016), (1256, 16082694), (1413, 14295728), (1454, 13892616), (1884, 10721796), (2181, 9261744), (2458, 8218008), (2512, 8041347), (2826, 7147864), (2908, 6946308), (3687, 5478672), (3768, 5360898), (4362, 4630872), (4916, 4109004), (5652, 3573932), (5816, 3473154), (6543, 3087248), (7374, 2739336), (7536, 2680449), (8724, 2315436), (9832, 2054502), (11061, 1826224), (11304, 1786966), (11632, 1736577), (13086, 1543624), (14748, 1369668), (17448, 1157718), (19664, 1027251), (22122, 913112), (22608, 893483), (26172, 771812), (29496, 684834), (34896, 578859), (44244, 456556), (52344, 385906), (58992, 342417), (88488, 228278), (104688, 192953), (114139, 176976)]