29223680

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1$

素因数の和:134

約数の個数: 108

約数和(自身を含む): 75300960

約数和(自身を除く): 46077280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 79, 80, 85, 128, 136, 158, 160, 170, 256, 272, 289, 316, 320, 340, 395, 544, 578, 632, 640, 680, 790, 1088, 1156, 1264, 1280, 1343, 1360, 1445, 1580, 2176, 2312, 2528, 2686, 2720, 2890, 3160, 4352, 4624, 5056, 5372, 5440, 5780, 6320, 6715, 9248, 10112, 10744, 10880, 11560, 12640, 13430, 18496, 20224, 21488, 21760, 22831, 23120, 25280, 26860, 36992, 42976, 45662, 46240, 50560, 53720, 73984, 85952, 91324, 92480, 101120, 107440, 114155, 171904, 182648, 184960, 214880, 228310, 343808, 365296, 369920, 429760, 456620, 730592, 859520, 913240, 1461184, 1719040, 1826480, 2922368, 3652960, 5844736, 7305920, 14611840, 29223680]

約数ペア:

[(1, 29223680), (2, 14611840), (4, 7305920), (5, 5844736), (8, 3652960), (10, 2922368), (16, 1826480), (17, 1719040), (20, 1461184), (32, 913240), (34, 859520), (40, 730592), (64, 456620), (68, 429760), (79, 369920), (80, 365296), (85, 343808), (128, 228310), (136, 214880), (158, 184960), (160, 182648), (170, 171904), (256, 114155), (272, 107440), (289, 101120), (316, 92480), (320, 91324), (340, 85952), (395, 73984), (544, 53720), (578, 50560), (632, 46240), (640, 45662), (680, 42976), (790, 36992), (1088, 26860), (1156, 25280), (1264, 23120), (1280, 22831), (1343, 21760), (1360, 21488), (1445, 20224), (1580, 18496), (2176, 13430), (2312, 12640), (2528, 11560), (2686, 10880), (2720, 10744), (2890, 10112), (3160, 9248), (4352, 6715), (4624, 6320), (5056, 5780), (5372, 5440)]