728245728

素因数分解:

$2^5\times 3^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{787}}^1$

素因数の和:836

約数の個数: 288

約数和(自身を含む): 2602139904

約数和(自身を除く): 1873894176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 27, 28, 32, 34, 36, 42, 48, 51, 54, 56, 63, 68, 72, 81, 84, 96, 102, 108, 112, 119, 126, 136, 144, 153, 162, 168, 189, 204, 216, 224, 238, 243, 252, 272, 288, 306, 324, 336, 357, 378, 408, 432, 459, 476, 486, 504, 544, 567, 612, 648, 672, 714, 756, 787, 816, 864, 918, 952, 972, 1008, 1071, 1134, 1224, 1296, 1377, 1428, 1512, 1574, 1632, 1701, 1836, 1904, 1944, 2016, 2142, 2268, 2361, 2448, 2592, 2754, 2856, 3024, 3148, 3213, 3402, 3672, 3808, 3888, 4131, 4284, 4536, 4722, 4896, 5508, 5509, 5712, 6048, 6296, 6426, 6804, 7083, 7344, 7776, 8262, 8568, 9072, 9444, 9639, 11016, 11018, 11424, 12592, 12852, 13379, 13608, 14166, 14688, 16524, 16527, 17136, 18144, 18888, 19278, 21249, 22032, 22036, 25184, 25704, 26758, 27216, 28332, 28917, 33048, 33054, 34272, 37776, 38556, 40137, 42498, 44064, 44072, 49581, 51408, 53516, 54432, 56664, 57834, 63747, 66096, 66108, 75552, 77112, 80274, 84996, 88144, 93653, 99162, 102816, 107032, 113328, 115668, 120411, 127494, 132192, 132216, 148743, 154224, 160548, 169992, 176288, 187306, 191241, 198324, 214064, 226656, 231336, 240822, 254988, 264432, 280959, 297486, 308448, 321096, 339984, 361233, 374612, 382482, 396648, 428128, 446229, 462672, 481644, 509976, 528864, 561918, 594972, 642192, 679968, 722466, 749224, 764964, 793296, 842877, 892458, 925344, 963288, 1019952, 1083699, 1123836, 1189944, 1284384, 1338687, 1444932, 1498448, 1529928, 1586592, 1685754, 1784916, 1926576, 2039904, 2167398, 2247672, 2379888, 2528631, 2677374, 2889864, 2996896, 3059856, 3251097, 3371508, 3569832, 3853152, 4334796, 4495344, 4759776, 5057262, 5354748, 5779728, 6119712, 6502194, 6743016, 7139664, 7585893, 8669592, 8990688, 10114524, 10709496, 11559456, 13004388, 13486032, 14279328, 15171786, 17339184, 20229048, 21418992, 22757679, 26008776, 26972064, 30343572, 34678368, 40458096, 42837984, 45515358, 52017552, 60687144, 80916192, 91030716, 104035104, 121374288, 182061432, 242748576, 364122864, 728245728]

約数ペア:

[(1, 728245728), (2, 364122864), (3, 242748576), (4, 182061432), (6, 121374288), (7, 104035104), (8, 91030716), (9, 80916192), (12, 60687144), (14, 52017552), (16, 45515358), (17, 42837984), (18, 40458096), (21, 34678368), (24, 30343572), (27, 26972064), (28, 26008776), (32, 22757679), (34, 21418992), (36, 20229048), (42, 17339184), (48, 15171786), (51, 14279328), (54, 13486032), (56, 13004388), (63, 11559456), (68, 10709496), (72, 10114524), (81, 8990688), (84, 8669592), (96, 7585893), (102, 7139664), (108, 6743016), (112, 6502194), (119, 6119712), (126, 5779728), (136, 5354748), (144, 5057262), (153, 4759776), (162, 4495344), (168, 4334796), (189, 3853152), (204, 3569832), (216, 3371508), (224, 3251097), (238, 3059856), (243, 2996896), (252, 2889864), (272, 2677374), (288, 2528631), (306, 2379888), (324, 2247672), (336, 2167398), (357, 2039904), (378, 1926576), (408, 1784916), (432, 1685754), (459, 1586592), (476, 1529928), (486, 1498448), (504, 1444932), (544, 1338687), (567, 1284384), (612, 1189944), (648, 1123836), (672, 1083699), (714, 1019952), (756, 963288), (787, 925344), (816, 892458), (864, 842877), (918, 793296), (952, 764964), (972, 749224), (1008, 722466), (1071, 679968), (1134, 642192), (1224, 594972), (1296, 561918), (1377, 528864), (1428, 509976), (1512, 481644), (1574, 462672), (1632, 446229), (1701, 428128), (1836, 396648), (1904, 382482), (1944, 374612), (2016, 361233), (2142, 339984), (2268, 321096), (2361, 308448), (2448, 297486), (2592, 280959), (2754, 264432), (2856, 254988), (3024, 240822), (3148, 231336), (3213, 226656), (3402, 214064), (3672, 198324), (3808, 191241), (3888, 187306), (4131, 176288), (4284, 169992), (4536, 160548), (4722, 154224), (4896, 148743), (5508, 132216), (5509, 132192), (5712, 127494), (6048, 120411), (6296, 115668), (6426, 113328), (6804, 107032), (7083, 102816), (7344, 99162), (7776, 93653), (8262, 88144), (8568, 84996), (9072, 80274), (9444, 77112), (9639, 75552), (11016, 66108), (11018, 66096), (11424, 63747), (12592, 57834), (12852, 56664), (13379, 54432), (13608, 53516), (14166, 51408), (14688, 49581), (16524, 44072), (16527, 44064), (17136, 42498), (18144, 40137), (18888, 38556), (19278, 37776), (21249, 34272), (22032, 33054), (22036, 33048), (25184, 28917), (25704, 28332), (26758, 27216)]