1980943488

素因数分解:

$2^7\times 3^2\times {\mathrm{89}}^1\times {\mathrm{139}}^2$

素因数の和:387

約数の個数: 144

約数和(自身を含む): 5806189350

約数和(自身を除く): 3825245862

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 89, 96, 128, 139, 144, 178, 192, 267, 278, 288, 356, 384, 417, 534, 556, 576, 712, 801, 834, 1068, 1112, 1152, 1251, 1424, 1602, 1668, 2136, 2224, 2502, 2848, 3204, 3336, 4272, 4448, 5004, 5696, 6408, 6672, 8544, 8896, 10008, 11392, 12371, 12816, 13344, 17088, 17792, 19321, 20016, 24742, 25632, 26688, 34176, 37113, 38642, 40032, 49484, 51264, 53376, 57963, 74226, 77284, 80064, 98968, 102528, 111339, 115926, 148452, 154568, 160128, 173889, 197936, 222678, 231852, 296904, 309136, 347778, 395872, 445356, 463704, 593808, 618272, 695556, 791744, 890712, 927408, 1187616, 1236544, 1391112, 1583488, 1719569, 1781424, 1854816, 2375232, 2473088, 2782224, 3439138, 3562848, 3709632, 4750464, 5158707, 5564448, 6878276, 7125696, 7419264, 10317414, 11128896, 13756552, 14251392, 15476121, 20634828, 22257792, 27513104, 30952242, 41269656, 55026208, 61904484, 82539312, 110052416, 123808968, 165078624, 220104832, 247617936, 330157248, 495235872, 660314496, 990471744, 1980943488]

約数ペア:

[(1, 1980943488), (2, 990471744), (3, 660314496), (4, 495235872), (6, 330157248), (8, 247617936), (9, 220104832), (12, 165078624), (16, 123808968), (18, 110052416), (24, 82539312), (32, 61904484), (36, 55026208), (48, 41269656), (64, 30952242), (72, 27513104), (89, 22257792), (96, 20634828), (128, 15476121), (139, 14251392), (144, 13756552), (178, 11128896), (192, 10317414), (267, 7419264), (278, 7125696), (288, 6878276), (356, 5564448), (384, 5158707), (417, 4750464), (534, 3709632), (556, 3562848), (576, 3439138), (712, 2782224), (801, 2473088), (834, 2375232), (1068, 1854816), (1112, 1781424), (1152, 1719569), (1251, 1583488), (1424, 1391112), (1602, 1236544), (1668, 1187616), (2136, 927408), (2224, 890712), (2502, 791744), (2848, 695556), (3204, 618272), (3336, 593808), (4272, 463704), (4448, 445356), (5004, 395872), (5696, 347778), (6408, 309136), (6672, 296904), (8544, 231852), (8896, 222678), (10008, 197936), (11392, 173889), (12371, 160128), (12816, 154568), (13344, 148452), (17088, 115926), (17792, 111339), (19321, 102528), (20016, 98968), (24742, 80064), (25632, 77284), (26688, 74226), (34176, 57963), (37113, 53376), (38642, 51264), (40032, 49484)]