71978928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:219

約数の個数: 160

約数和(自身を含む): 224985600

約数和(自身を除く): 153006672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 42, 48, 56, 58, 83, 84, 87, 89, 112, 116, 166, 168, 174, 178, 203, 232, 249, 267, 332, 336, 348, 356, 406, 464, 498, 534, 581, 609, 623, 664, 696, 712, 812, 996, 1068, 1162, 1218, 1246, 1328, 1392, 1424, 1624, 1743, 1869, 1992, 2136, 2324, 2407, 2436, 2492, 2581, 3248, 3486, 3738, 3984, 4272, 4648, 4814, 4872, 4984, 5162, 6972, 7221, 7387, 7476, 7743, 9296, 9628, 9744, 9968, 10324, 13944, 14442, 14774, 14952, 15486, 16849, 18067, 19256, 20648, 22161, 27888, 28884, 29548, 29904, 30972, 33698, 36134, 38512, 41296, 44322, 50547, 51709, 54201, 57768, 59096, 61944, 67396, 72268, 88644, 101094, 103418, 108402, 115536, 118192, 123888, 134792, 144536, 155127, 177288, 202188, 206836, 214223, 216804, 269584, 289072, 310254, 354576, 404376, 413672, 428446, 433608, 620508, 642669, 808752, 827344, 856892, 867216, 1241016, 1285338, 1499561, 1713784, 2482032, 2570676, 2999122, 3427568, 4498683, 5141352, 5998244, 8997366, 10282704, 11996488, 17994732, 23992976, 35989464, 71978928]

約数ペア:

[(1, 71978928), (2, 35989464), (3, 23992976), (4, 17994732), (6, 11996488), (7, 10282704), (8, 8997366), (12, 5998244), (14, 5141352), (16, 4498683), (21, 3427568), (24, 2999122), (28, 2570676), (29, 2482032), (42, 1713784), (48, 1499561), (56, 1285338), (58, 1241016), (83, 867216), (84, 856892), (87, 827344), (89, 808752), (112, 642669), (116, 620508), (166, 433608), (168, 428446), (174, 413672), (178, 404376), (203, 354576), (232, 310254), (249, 289072), (267, 269584), (332, 216804), (336, 214223), (348, 206836), (356, 202188), (406, 177288), (464, 155127), (498, 144536), (534, 134792), (581, 123888), (609, 118192), (623, 115536), (664, 108402), (696, 103418), (712, 101094), (812, 88644), (996, 72268), (1068, 67396), (1162, 61944), (1218, 59096), (1246, 57768), (1328, 54201), (1392, 51709), (1424, 50547), (1624, 44322), (1743, 41296), (1869, 38512), (1992, 36134), (2136, 33698), (2324, 30972), (2407, 29904), (2436, 29548), (2492, 28884), (2581, 27888), (3248, 22161), (3486, 20648), (3738, 19256), (3984, 18067), (4272, 16849), (4648, 15486), (4814, 14952), (4872, 14774), (4984, 14442), (5162, 13944), (6972, 10324), (7221, 9968), (7387, 9744), (7476, 9628), (7743, 9296)]