20208978864

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1\times {\mathrm{373}}^1$

素因数の和:700

約数の個数: 240

約数和(自身を含む): 59902951680

約数和(自身を除く): 39693972816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 53, 62, 72, 93, 106, 124, 144, 159, 186, 212, 229, 248, 279, 318, 372, 373, 424, 458, 477, 496, 558, 636, 687, 744, 746, 848, 916, 954, 1116, 1119, 1272, 1374, 1488, 1492, 1643, 1832, 1908, 2061, 2232, 2238, 2544, 2748, 2984, 3286, 3357, 3664, 3816, 4122, 4464, 4476, 4929, 5496, 5968, 6572, 6714, 7099, 7632, 8244, 8952, 9858, 10992, 11563, 12137, 13144, 13428, 14198, 14787, 16488, 17904, 19716, 19769, 21297, 23126, 24274, 26288, 26856, 28396, 29574, 32976, 34689, 36411, 39432, 39538, 42594, 46252, 48548, 53712, 56792, 59148, 59307, 63891, 69378, 72822, 78864, 79076, 85188, 85417, 92504, 97096, 104067, 109233, 113584, 118296, 118614, 127782, 138756, 145644, 158152, 170376, 170834, 177921, 185008, 194192, 208134, 218466, 236592, 237228, 255564, 256251, 277512, 291288, 316304, 340752, 341668, 355842, 376247, 416268, 436932, 474456, 511128, 512502, 555024, 582576, 612839, 683336, 711684, 752494, 768753, 832536, 873864, 948912, 1022256, 1025004, 1128741, 1225678, 1366672, 1423368, 1504988, 1537506, 1665072, 1747728, 1838517, 2050008, 2257482, 2451356, 2647927, 2846736, 3009976, 3075012, 3386223, 3677034, 4100016, 4514964, 4527101, 4902712, 5295854, 5515551, 6019952, 6150024, 6772446, 7354068, 7943781, 9029928, 9054202, 9805424, 10591708, 11031102, 12300048, 13544892, 13581303, 14708136, 15887562, 18059856, 18108404, 21183416, 22062204, 23831343, 27089784, 27162606, 29416272, 31775124, 36216808, 40743909, 42366832, 44124408, 47662686, 54179568, 54325212, 63550248, 72433616, 81487818, 88248816, 95325372, 108650424, 127100496, 140340131, 162975636, 190650744, 217300848, 280680262, 325951272, 381301488, 421020393, 561360524, 651902544, 842040786, 1122721048, 1263061179, 1684081572, 2245442096, 2526122358, 3368163144, 5052244716, 6736326288, 10104489432, 20208978864]

約数ペア:

[(1, 20208978864), (2, 10104489432), (3, 6736326288), (4, 5052244716), (6, 3368163144), (8, 2526122358), (9, 2245442096), (12, 1684081572), (16, 1263061179), (18, 1122721048), (24, 842040786), (31, 651902544), (36, 561360524), (48, 421020393), (53, 381301488), (62, 325951272), (72, 280680262), (93, 217300848), (106, 190650744), (124, 162975636), (144, 140340131), (159, 127100496), (186, 108650424), (212, 95325372), (229, 88248816), (248, 81487818), (279, 72433616), (318, 63550248), (372, 54325212), (373, 54179568), (424, 47662686), (458, 44124408), (477, 42366832), (496, 40743909), (558, 36216808), (636, 31775124), (687, 29416272), (744, 27162606), (746, 27089784), (848, 23831343), (916, 22062204), (954, 21183416), (1116, 18108404), (1119, 18059856), (1272, 15887562), (1374, 14708136), (1488, 13581303), (1492, 13544892), (1643, 12300048), (1832, 11031102), (1908, 10591708), (2061, 9805424), (2232, 9054202), (2238, 9029928), (2544, 7943781), (2748, 7354068), (2984, 6772446), (3286, 6150024), (3357, 6019952), (3664, 5515551), (3816, 5295854), (4122, 4902712), (4464, 4527101), (4476, 4514964), (4929, 4100016), (5496, 3677034), (5968, 3386223), (6572, 3075012), (6714, 3009976), (7099, 2846736), (7632, 2647927), (8244, 2451356), (8952, 2257482), (9858, 2050008), (10992, 1838517), (11563, 1747728), (12137, 1665072), (13144, 1537506), (13428, 1504988), (14198, 1423368), (14787, 1366672), (16488, 1225678), (17904, 1128741), (19716, 1025004), (19769, 1022256), (21297, 948912), (23126, 873864), (24274, 832536), (26288, 768753), (26856, 752494), (28396, 711684), (29574, 683336), (32976, 612839), (34689, 582576), (36411, 555024), (39432, 512502), (39538, 511128), (42594, 474456), (46252, 436932), (48548, 416268), (53712, 376247), (56792, 355842), (59148, 341668), (59307, 340752), (63891, 316304), (69378, 291288), (72822, 277512), (78864, 256251), (79076, 255564), (85188, 237228), (85417, 236592), (92504, 218466), (97096, 208134), (104067, 194192), (109233, 185008), (113584, 177921), (118296, 170834), (118614, 170376), (127782, 158152), (138756, 145644)]