720048056

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{797}}^1$

素因数の和:913

約数の個数: 128

約数和(自身を含む): 1785732480

約数和(自身を除く): 1065684424

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 73, 91, 104, 119, 136, 146, 182, 221, 238, 292, 364, 442, 476, 511, 584, 728, 797, 884, 949, 952, 1022, 1241, 1547, 1594, 1768, 1898, 2044, 2482, 3094, 3188, 3796, 4088, 4964, 5579, 6188, 6376, 6643, 7592, 8687, 9928, 10361, 11158, 12376, 13286, 13549, 16133, 17374, 20722, 22316, 26572, 27098, 32266, 34748, 41444, 44632, 53144, 54196, 58181, 64532, 69496, 72527, 82888, 94843, 108392, 112931, 116362, 129064, 145054, 176137, 189686, 225862, 232724, 290108, 352274, 379372, 407267, 451724, 465448, 580216, 704548, 756353, 758744, 814534, 903448, 989077, 1232959, 1409096, 1512706, 1629068, 1978154, 2465918, 3025412, 3258136, 3956308, 4931836, 5294471, 6050824, 6923539, 7912616, 9863672, 10588942, 12858001, 13847078, 21177884, 25716002, 27694156, 42355768, 51432004, 55388312, 90006007, 102864008, 180012014, 360024028, 720048056]

約数ペア:

[(1, 720048056), (2, 360024028), (4, 180012014), (7, 102864008), (8, 90006007), (13, 55388312), (14, 51432004), (17, 42355768), (26, 27694156), (28, 25716002), (34, 21177884), (52, 13847078), (56, 12858001), (68, 10588942), (73, 9863672), (91, 7912616), (104, 6923539), (119, 6050824), (136, 5294471), (146, 4931836), (182, 3956308), (221, 3258136), (238, 3025412), (292, 2465918), (364, 1978154), (442, 1629068), (476, 1512706), (511, 1409096), (584, 1232959), (728, 989077), (797, 903448), (884, 814534), (949, 758744), (952, 756353), (1022, 704548), (1241, 580216), (1547, 465448), (1594, 451724), (1768, 407267), (1898, 379372), (2044, 352274), (2482, 290108), (3094, 232724), (3188, 225862), (3796, 189686), (4088, 176137), (4964, 145054), (5579, 129064), (6188, 116362), (6376, 112931), (6643, 108392), (7592, 94843), (8687, 82888), (9928, 72527), (10361, 69496), (11158, 64532), (12376, 58181), (13286, 54196), (13549, 53144), (16133, 44632), (17374, 41444), (20722, 34748), (22316, 32266), (26572, 27098)]