721875336

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{863}}^1$

素因数の和:1275

約数の個数: 128

約数和(自身を含む): 2229534720

約数和(自身を除く): 1507659384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 383, 546, 728, 766, 863, 1092, 1149, 1532, 1726, 2184, 2298, 2589, 2681, 3064, 3452, 4596, 4979, 5178, 5362, 6041, 6904, 8043, 9192, 9958, 10356, 10724, 11219, 12082, 14937, 16086, 18123, 19916, 20712, 21448, 22438, 24164, 29874, 32172, 33657, 34853, 36246, 39832, 44876, 48328, 59748, 64344, 67314, 69706, 72492, 78533, 89752, 104559, 119496, 134628, 139412, 144984, 157066, 209118, 235599, 269256, 278824, 314132, 330529, 418236, 471198, 628264, 661058, 836472, 942396, 991587, 1322116, 1884792, 1983174, 2313703, 2644232, 3966348, 4296877, 4627406, 6941109, 7932696, 8593754, 9254812, 12890631, 13882218, 17187508, 18509624, 25781262, 27764436, 30078139, 34375016, 51562524, 55528872, 60156278, 90234417, 103125048, 120312556, 180468834, 240625112, 360937668, 721875336]

約数ペア:

[(1, 721875336), (2, 360937668), (3, 240625112), (4, 180468834), (6, 120312556), (7, 103125048), (8, 90234417), (12, 60156278), (13, 55528872), (14, 51562524), (21, 34375016), (24, 30078139), (26, 27764436), (28, 25781262), (39, 18509624), (42, 17187508), (52, 13882218), (56, 12890631), (78, 9254812), (84, 8593754), (91, 7932696), (104, 6941109), (156, 4627406), (168, 4296877), (182, 3966348), (273, 2644232), (312, 2313703), (364, 1983174), (383, 1884792), (546, 1322116), (728, 991587), (766, 942396), (863, 836472), (1092, 661058), (1149, 628264), (1532, 471198), (1726, 418236), (2184, 330529), (2298, 314132), (2589, 278824), (2681, 269256), (3064, 235599), (3452, 209118), (4596, 157066), (4979, 144984), (5178, 139412), (5362, 134628), (6041, 119496), (6904, 104559), (8043, 89752), (9192, 78533), (9958, 72492), (10356, 69706), (10724, 67314), (11219, 64344), (12082, 59748), (14937, 48328), (16086, 44876), (18123, 39832), (19916, 36246), (20712, 34853), (21448, 33657), (22438, 32172), (24164, 29874)]