154414720

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:274

約数の個数: 128

約数和(自身を含む): 392071680

約数和(自身を除く): 237656960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 64, 80, 86, 124, 128, 155, 160, 172, 181, 215, 248, 310, 320, 344, 362, 430, 496, 620, 640, 688, 724, 860, 905, 992, 1240, 1333, 1376, 1448, 1720, 1810, 1984, 2480, 2666, 2752, 2896, 3440, 3620, 3968, 4960, 5332, 5504, 5611, 5792, 6665, 6880, 7240, 7783, 9920, 10664, 11222, 11584, 13330, 13760, 14480, 15566, 19840, 21328, 22444, 23168, 26660, 27520, 28055, 28960, 31132, 38915, 42656, 44888, 53320, 56110, 57920, 62264, 77830, 85312, 89776, 106640, 112220, 115840, 124528, 155660, 170624, 179552, 213280, 224440, 241273, 249056, 311320, 359104, 426560, 448880, 482546, 498112, 622640, 718208, 853120, 897760, 965092, 996224, 1206365, 1245280, 1795520, 1930184, 2412730, 2490560, 3591040, 3860368, 4825460, 4981120, 7720736, 9650920, 15441472, 19301840, 30882944, 38603680, 77207360, 154414720]

約数ペア:

[(1, 154414720), (2, 77207360), (4, 38603680), (5, 30882944), (8, 19301840), (10, 15441472), (16, 9650920), (20, 7720736), (31, 4981120), (32, 4825460), (40, 3860368), (43, 3591040), (62, 2490560), (64, 2412730), (80, 1930184), (86, 1795520), (124, 1245280), (128, 1206365), (155, 996224), (160, 965092), (172, 897760), (181, 853120), (215, 718208), (248, 622640), (310, 498112), (320, 482546), (344, 448880), (362, 426560), (430, 359104), (496, 311320), (620, 249056), (640, 241273), (688, 224440), (724, 213280), (860, 179552), (905, 170624), (992, 155660), (1240, 124528), (1333, 115840), (1376, 112220), (1448, 106640), (1720, 89776), (1810, 85312), (1984, 77830), (2480, 62264), (2666, 57920), (2752, 56110), (2896, 53320), (3440, 44888), (3620, 42656), (3968, 38915), (4960, 31132), (5332, 28960), (5504, 28055), (5611, 27520), (5792, 26660), (6665, 23168), (6880, 22444), (7240, 21328), (7783, 19840), (9920, 15566), (10664, 14480), (11222, 13760), (11584, 13330)]