28782145920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43961}}^1$

素因数の和:44025

約数の個数: 256

約数和(自身を含む): 103314216960

約数和(自身を除く): 74532071040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 64, 66, 80, 88, 93, 96, 110, 120, 124, 128, 132, 155, 160, 165, 176, 186, 192, 220, 240, 248, 264, 310, 320, 330, 341, 352, 372, 384, 440, 465, 480, 496, 528, 620, 640, 660, 682, 704, 744, 880, 930, 960, 992, 1023, 1056, 1240, 1320, 1364, 1408, 1488, 1705, 1760, 1860, 1920, 1984, 2046, 2112, 2480, 2640, 2728, 2976, 3410, 3520, 3720, 3968, 4092, 4224, 4960, 5115, 5280, 5456, 5952, 6820, 7040, 7440, 8184, 9920, 10230, 10560, 10912, 11904, 13640, 14880, 16368, 19840, 20460, 21120, 21824, 27280, 29760, 32736, 40920, 43648, 43961, 54560, 59520, 65472, 81840, 87922, 109120, 130944, 131883, 163680, 175844, 218240, 219805, 263766, 327360, 351688, 439610, 483571, 527532, 654720, 659415, 703376, 879220, 967142, 1055064, 1318830, 1362791, 1406752, 1450713, 1758440, 1934284, 2110128, 2417855, 2637660, 2725582, 2813504, 2901426, 3516880, 3868568, 4088373, 4220256, 4835710, 5275320, 5451164, 5627008, 5802852, 6813955, 7033760, 7253565, 7737136, 8176746, 8440512, 9671420, 10550640, 10902328, 11605704, 13627910, 14067520, 14507130, 14990701, 15474272, 16353492, 16881024, 19342840, 20441865, 21101280, 21804656, 23211408, 27255820, 28135040, 29014260, 29981402, 30948544, 32706984, 38685680, 40883730, 42202560, 43609312, 44972103, 46422816, 54511640, 58028520, 59962804, 61897088, 65413968, 74953505, 77371360, 81767460, 84405120, 87218624, 89944206, 92845632, 109023280, 116057040, 119925608, 130827936, 149907010, 154742720, 163534920, 174437248, 179888412, 185691264, 218046560, 224860515, 232114080, 239851216, 261655872, 299814020, 309485440, 327069840, 359776824, 436093120, 449721030, 464228160, 479702432, 523311744, 599628040, 654139680, 719553648, 872186240, 899442060, 928456320, 959404864, 1199256080, 1308279360, 1439107296, 1798884120, 1918809728, 2398512160, 2616558720, 2878214592, 3597768240, 4797024320, 5756429184, 7195536480, 9594048640, 14391072960, 28782145920]

約数ペア:

[(1, 28782145920), (2, 14391072960), (3, 9594048640), (4, 7195536480), (5, 5756429184), (6, 4797024320), (8, 3597768240), (10, 2878214592), (11, 2616558720), (12, 2398512160), (15, 1918809728), (16, 1798884120), (20, 1439107296), (22, 1308279360), (24, 1199256080), (30, 959404864), (31, 928456320), (32, 899442060), (33, 872186240), (40, 719553648), (44, 654139680), (48, 599628040), (55, 523311744), (60, 479702432), (62, 464228160), (64, 449721030), (66, 436093120), (80, 359776824), (88, 327069840), (93, 309485440), (96, 299814020), (110, 261655872), (120, 239851216), (124, 232114080), (128, 224860515), (132, 218046560), (155, 185691264), (160, 179888412), (165, 174437248), (176, 163534920), (186, 154742720), (192, 149907010), (220, 130827936), (240, 119925608), (248, 116057040), (264, 109023280), (310, 92845632), (320, 89944206), (330, 87218624), (341, 84405120), (352, 81767460), (372, 77371360), (384, 74953505), (440, 65413968), (465, 61897088), (480, 59962804), (496, 58028520), (528, 54511640), (620, 46422816), (640, 44972103), (660, 43609312), (682, 42202560), (704, 40883730), (744, 38685680), (880, 32706984), (930, 30948544), (960, 29981402), (992, 29014260), (1023, 28135040), (1056, 27255820), (1240, 23211408), (1320, 21804656), (1364, 21101280), (1408, 20441865), (1488, 19342840), (1705, 16881024), (1760, 16353492), (1860, 15474272), (1920, 14990701), (1984, 14507130), (2046, 14067520), (2112, 13627910), (2480, 11605704), (2640, 10902328), (2728, 10550640), (2976, 9671420), (3410, 8440512), (3520, 8176746), (3720, 7737136), (3968, 7253565), (4092, 7033760), (4224, 6813955), (4960, 5802852), (5115, 5627008), (5280, 5451164), (5456, 5275320), (5952, 4835710), (6820, 4220256), (7040, 4088373), (7440, 3868568), (8184, 3516880), (9920, 2901426), (10230, 2813504), (10560, 2725582), (10912, 2637660), (11904, 2417855), (13640, 2110128), (14880, 1934284), (16368, 1758440), (19840, 1450713), (20460, 1406752), (21120, 1362791), (21824, 1318830), (27280, 1055064), (29760, 967142), (32736, 879220), (40920, 703376), (43648, 659415), (43961, 654720), (54560, 527532), (59520, 483571), (65472, 439610), (81840, 351688), (87922, 327360), (109120, 263766), (130944, 219805), (131883, 218240), (163680, 175844)]