161494920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{448597}}^1$

素因数の和:448614

約数の個数: 48

約数和(自身を含む): 524859660

約数和(自身を除く): 363364740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 448597, 897194, 1345791, 1794388, 2242985, 2691582, 3588776, 4037373, 4485970, 5383164, 6728955, 8074746, 8971940, 10766328, 13457910, 16149492, 17943880, 20186865, 26915820, 32298984, 40373730, 53831640, 80747460, 161494920]

約数ペア:

[(1, 161494920), (2, 80747460), (3, 53831640), (4, 40373730), (5, 32298984), (6, 26915820), (8, 20186865), (9, 17943880), (10, 16149492), (12, 13457910), (15, 10766328), (18, 8971940), (20, 8074746), (24, 6728955), (30, 5383164), (36, 4485970), (40, 4037373), (45, 3588776), (60, 2691582), (72, 2242985), (90, 1794388), (120, 1345791), (180, 897194), (360, 448597)]