15981627904

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{383}}^1$

素因数の和:682

約数の個数: 160

約数和(自身を含む): 36203397120

約数和(自身を除く): 20221769216

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 128, 176, 239, 248, 256, 341, 352, 383, 478, 496, 512, 682, 704, 766, 956, 992, 1364, 1408, 1532, 1912, 1984, 2629, 2728, 2816, 3064, 3824, 3968, 4213, 5258, 5456, 5632, 6128, 7409, 7648, 7936, 8426, 10516, 10912, 11873, 12256, 14818, 15296, 15872, 16852, 21032, 21824, 23746, 24512, 29636, 30592, 33704, 42064, 43648, 47492, 49024, 59272, 61184, 67408, 81499, 84128, 87296, 91537, 94984, 98048, 118544, 122368, 130603, 134816, 162998, 168256, 174592, 183074, 189968, 196096, 237088, 261206, 269632, 325996, 336512, 366148, 379936, 474176, 522412, 539264, 651992, 673024, 732296, 759872, 948352, 1006907, 1044824, 1078528, 1303984, 1346048, 1464592, 1519744, 1896704, 2013814, 2089648, 2157056, 2607968, 2837647, 2929184, 3039488, 3793408, 4027628, 4179296, 5215936, 5675294, 5858368, 6078976, 8055256, 8358592, 10431872, 11350588, 11716736, 16110512, 16717184, 20863744, 22701176, 23433472, 31214117, 32221024, 33434368, 41727488, 45402352, 46866944, 62428234, 64442048, 66868736, 90804704, 124856468, 128884096, 181609408, 249712936, 257768192, 363218816, 499425872, 515536384, 726437632, 998851744, 1452875264, 1997703488, 3995406976, 7990813952, 15981627904]

約数ペア:

[(1, 15981627904), (2, 7990813952), (4, 3995406976), (8, 1997703488), (11, 1452875264), (16, 998851744), (22, 726437632), (31, 515536384), (32, 499425872), (44, 363218816), (62, 257768192), (64, 249712936), (88, 181609408), (124, 128884096), (128, 124856468), (176, 90804704), (239, 66868736), (248, 64442048), (256, 62428234), (341, 46866944), (352, 45402352), (383, 41727488), (478, 33434368), (496, 32221024), (512, 31214117), (682, 23433472), (704, 22701176), (766, 20863744), (956, 16717184), (992, 16110512), (1364, 11716736), (1408, 11350588), (1532, 10431872), (1912, 8358592), (1984, 8055256), (2629, 6078976), (2728, 5858368), (2816, 5675294), (3064, 5215936), (3824, 4179296), (3968, 4027628), (4213, 3793408), (5258, 3039488), (5456, 2929184), (5632, 2837647), (6128, 2607968), (7409, 2157056), (7648, 2089648), (7936, 2013814), (8426, 1896704), (10516, 1519744), (10912, 1464592), (11873, 1346048), (12256, 1303984), (14818, 1078528), (15296, 1044824), (15872, 1006907), (16852, 948352), (21032, 759872), (21824, 732296), (23746, 673024), (24512, 651992), (29636, 539264), (30592, 522412), (33704, 474176), (42064, 379936), (43648, 366148), (47492, 336512), (49024, 325996), (59272, 269632), (61184, 261206), (67408, 237088), (81499, 196096), (84128, 189968), (87296, 183074), (91537, 174592), (94984, 168256), (98048, 162998), (118544, 134816), (122368, 130603)]