31242780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1231}}^1$

素因数の和:1296

約数の個数: 96

約数和(自身を含む): 99348480

約数和(自身を除く): 68105700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 90, 94, 108, 135, 141, 180, 188, 235, 270, 282, 423, 470, 540, 564, 705, 846, 940, 1231, 1269, 1410, 1692, 2115, 2462, 2538, 2820, 3693, 4230, 4924, 5076, 6155, 6345, 7386, 8460, 11079, 12310, 12690, 14772, 18465, 22158, 24620, 25380, 33237, 36930, 44316, 55395, 57857, 66474, 73860, 110790, 115714, 132948, 166185, 173571, 221580, 231428, 289285, 332370, 347142, 520713, 578570, 664740, 694284, 867855, 1041426, 1157140, 1562139, 1735710, 2082852, 2603565, 3124278, 3471420, 5207130, 6248556, 7810695, 10414260, 15621390, 31242780]

約数ペア:

[(1, 31242780), (2, 15621390), (3, 10414260), (4, 7810695), (5, 6248556), (6, 5207130), (9, 3471420), (10, 3124278), (12, 2603565), (15, 2082852), (18, 1735710), (20, 1562139), (27, 1157140), (30, 1041426), (36, 867855), (45, 694284), (47, 664740), (54, 578570), (60, 520713), (90, 347142), (94, 332370), (108, 289285), (135, 231428), (141, 221580), (180, 173571), (188, 166185), (235, 132948), (270, 115714), (282, 110790), (423, 73860), (470, 66474), (540, 57857), (564, 55395), (705, 44316), (846, 36930), (940, 33237), (1231, 25380), (1269, 24620), (1410, 22158), (1692, 18465), (2115, 14772), (2462, 12690), (2538, 12310), (2820, 11079), (3693, 8460), (4230, 7386), (4924, 6345), (5076, 6155)]