30157440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 128

約数和(自身を含む): 97675200

約数和(自身を除く): 67517760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 113, 120, 128, 139, 160, 192, 226, 240, 278, 320, 339, 384, 417, 452, 480, 556, 565, 640, 678, 695, 834, 904, 960, 1112, 1130, 1356, 1390, 1668, 1695, 1808, 1920, 2085, 2224, 2260, 2712, 2780, 3336, 3390, 3616, 4170, 4448, 4520, 5424, 5560, 6672, 6780, 7232, 8340, 8896, 9040, 10848, 11120, 13344, 13560, 14464, 15707, 16680, 17792, 18080, 21696, 22240, 26688, 27120, 31414, 33360, 36160, 43392, 44480, 47121, 53376, 54240, 62828, 66720, 72320, 78535, 88960, 94242, 108480, 125656, 133440, 157070, 188484, 216960, 235605, 251312, 266880, 314140, 376968, 471210, 502624, 628280, 753936, 942420, 1005248, 1256560, 1507872, 1884840, 2010496, 2513120, 3015744, 3769680, 5026240, 6031488, 7539360, 10052480, 15078720, 30157440]

約数ペア:

[(1, 30157440), (2, 15078720), (3, 10052480), (4, 7539360), (5, 6031488), (6, 5026240), (8, 3769680), (10, 3015744), (12, 2513120), (15, 2010496), (16, 1884840), (20, 1507872), (24, 1256560), (30, 1005248), (32, 942420), (40, 753936), (48, 628280), (60, 502624), (64, 471210), (80, 376968), (96, 314140), (113, 266880), (120, 251312), (128, 235605), (139, 216960), (160, 188484), (192, 157070), (226, 133440), (240, 125656), (278, 108480), (320, 94242), (339, 88960), (384, 78535), (417, 72320), (452, 66720), (480, 62828), (556, 54240), (565, 53376), (640, 47121), (678, 44480), (695, 43392), (834, 36160), (904, 33360), (960, 31414), (1112, 27120), (1130, 26688), (1356, 22240), (1390, 21696), (1668, 18080), (1695, 17792), (1808, 16680), (1920, 15707), (2085, 14464), (2224, 13560), (2260, 13344), (2712, 11120), (2780, 10848), (3336, 9040), (3390, 8896), (3616, 8340), (4170, 7232), (4448, 6780), (4520, 6672), (5424, 5560)]