1489788328

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^3\times {\mathrm{47}}^1$

素因数の和:172

約数の個数: 128

約数和(自身を含む): 3546316800

約数和(自身を除く): 2056528472

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 47, 56, 62, 76, 94, 124, 133, 152, 188, 217, 248, 266, 329, 376, 434, 532, 589, 658, 868, 893, 961, 1064, 1178, 1316, 1457, 1736, 1786, 1922, 2356, 2632, 2914, 3572, 3844, 4123, 4712, 5828, 6251, 6727, 7144, 7688, 8246, 10199, 11656, 12502, 13454, 16492, 18259, 20398, 25004, 26908, 27683, 29791, 32984, 36518, 40796, 45167, 50008, 53816, 55366, 59582, 73036, 81592, 90334, 110732, 119164, 127813, 146072, 180668, 193781, 208537, 221464, 238328, 255626, 316169, 361336, 387562, 417074, 511252, 566029, 632338, 775124, 834148, 858173, 1022504, 1132058, 1264676, 1400177, 1550248, 1668296, 1716346, 2264116, 2529352, 2800354, 3432692, 3962203, 4528232, 5600708, 6007211, 6865384, 7924406, 9801239, 11201416, 12014422, 15848812, 19602478, 24028844, 26603363, 31697624, 39204956, 48057688, 53206726, 78409912, 106413452, 186223541, 212826904, 372447082, 744894164, 1489788328]

約数ペア:

[(1, 1489788328), (2, 744894164), (4, 372447082), (7, 212826904), (8, 186223541), (14, 106413452), (19, 78409912), (28, 53206726), (31, 48057688), (38, 39204956), (47, 31697624), (56, 26603363), (62, 24028844), (76, 19602478), (94, 15848812), (124, 12014422), (133, 11201416), (152, 9801239), (188, 7924406), (217, 6865384), (248, 6007211), (266, 5600708), (329, 4528232), (376, 3962203), (434, 3432692), (532, 2800354), (589, 2529352), (658, 2264116), (868, 1716346), (893, 1668296), (961, 1550248), (1064, 1400177), (1178, 1264676), (1316, 1132058), (1457, 1022504), (1736, 858173), (1786, 834148), (1922, 775124), (2356, 632338), (2632, 566029), (2914, 511252), (3572, 417074), (3844, 387562), (4123, 361336), (4712, 316169), (5828, 255626), (6251, 238328), (6727, 221464), (7144, 208537), (7688, 193781), (8246, 180668), (10199, 146072), (11656, 127813), (12502, 119164), (13454, 110732), (16492, 90334), (18259, 81592), (20398, 73036), (25004, 59582), (26908, 55366), (27683, 53816), (29791, 50008), (32984, 45167), (36518, 40796)]