1978395776

素因数分解:

$2^7\times 7^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:279

約数の個数: 192

約数和(自身を含む): 4840155000

約数和(自身を除く): 2861759224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 49, 56, 58, 64, 73, 98, 112, 116, 128, 146, 149, 196, 203, 224, 232, 292, 298, 392, 406, 448, 464, 511, 584, 596, 784, 812, 896, 928, 1022, 1043, 1168, 1192, 1421, 1568, 1624, 1856, 2044, 2086, 2117, 2336, 2384, 2842, 3136, 3248, 3577, 3712, 4088, 4172, 4234, 4321, 4672, 4768, 5684, 6272, 6496, 7154, 7301, 8176, 8344, 8468, 8642, 9344, 9536, 10877, 11368, 12992, 14308, 14602, 14819, 16352, 16688, 16936, 17284, 19072, 21754, 22736, 25984, 28616, 29204, 29638, 30247, 32704, 33376, 33872, 34568, 43508, 45472, 57232, 58408, 59276, 60494, 65408, 66752, 67744, 69136, 76139, 87016, 90944, 103733, 114464, 116816, 118552, 120988, 133504, 135488, 138272, 152278, 174032, 181888, 207466, 211729, 228928, 233632, 237104, 241976, 270976, 276544, 304556, 315433, 348064, 414932, 423458, 457856, 467264, 474208, 483952, 532973, 553088, 609112, 630866, 696128, 829864, 846916, 934528, 948416, 967904, 1065946, 1218224, 1261732, 1392256, 1659728, 1693832, 1896832, 1935808, 2131892, 2208031, 2436448, 2523464, 3319456, 3387664, 3871616, 4263784, 4416062, 4872896, 5046928, 6638912, 6775328, 8527568, 8832124, 9745792, 10093856, 13277824, 13550656, 15456217, 17055136, 17664248, 20187712, 27101312, 30912434, 34110272, 35328496, 40375424, 61824868, 68220544, 70656992, 123649736, 141313984, 247299472, 282627968, 494598944, 989197888, 1978395776]

約数ペア:

[(1, 1978395776), (2, 989197888), (4, 494598944), (7, 282627968), (8, 247299472), (14, 141313984), (16, 123649736), (28, 70656992), (29, 68220544), (32, 61824868), (49, 40375424), (56, 35328496), (58, 34110272), (64, 30912434), (73, 27101312), (98, 20187712), (112, 17664248), (116, 17055136), (128, 15456217), (146, 13550656), (149, 13277824), (196, 10093856), (203, 9745792), (224, 8832124), (232, 8527568), (292, 6775328), (298, 6638912), (392, 5046928), (406, 4872896), (448, 4416062), (464, 4263784), (511, 3871616), (584, 3387664), (596, 3319456), (784, 2523464), (812, 2436448), (896, 2208031), (928, 2131892), (1022, 1935808), (1043, 1896832), (1168, 1693832), (1192, 1659728), (1421, 1392256), (1568, 1261732), (1624, 1218224), (1856, 1065946), (2044, 967904), (2086, 948416), (2117, 934528), (2336, 846916), (2384, 829864), (2842, 696128), (3136, 630866), (3248, 609112), (3577, 553088), (3712, 532973), (4088, 483952), (4172, 474208), (4234, 467264), (4321, 457856), (4672, 423458), (4768, 414932), (5684, 348064), (6272, 315433), (6496, 304556), (7154, 276544), (7301, 270976), (8176, 241976), (8344, 237104), (8468, 233632), (8642, 228928), (9344, 211729), (9536, 207466), (10877, 181888), (11368, 174032), (12992, 152278), (14308, 138272), (14602, 135488), (14819, 133504), (16352, 120988), (16688, 118552), (16936, 116816), (17284, 114464), (19072, 103733), (21754, 90944), (22736, 87016), (25984, 76139), (28616, 69136), (29204, 67744), (29638, 66752), (30247, 65408), (32704, 60494), (33376, 59276), (33872, 58408), (34568, 57232), (43508, 45472)]