31417380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{503}}^1$

素因数の和:865

約数の個数: 72

約数和(自身を含む): 95764032

約数和(自身を除く): 64346652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 347, 503, 694, 1006, 1041, 1388, 1509, 1735, 2012, 2082, 2515, 3018, 3123, 3470, 4164, 4527, 5030, 5205, 6036, 6246, 6940, 7545, 9054, 10060, 10410, 12492, 15090, 15615, 18108, 20820, 22635, 30180, 31230, 45270, 62460, 90540, 174541, 349082, 523623, 698164, 872705, 1047246, 1570869, 1745410, 2094492, 2618115, 3141738, 3490820, 5236230, 6283476, 7854345, 10472460, 15708690, 31417380]

約数ペア:

[(1, 31417380), (2, 15708690), (3, 10472460), (4, 7854345), (5, 6283476), (6, 5236230), (9, 3490820), (10, 3141738), (12, 2618115), (15, 2094492), (18, 1745410), (20, 1570869), (30, 1047246), (36, 872705), (45, 698164), (60, 523623), (90, 349082), (180, 174541), (347, 90540), (503, 62460), (694, 45270), (1006, 31230), (1041, 30180), (1388, 22635), (1509, 20820), (1735, 18108), (2012, 15615), (2082, 15090), (2515, 12492), (3018, 10410), (3123, 10060), (3470, 9054), (4164, 7545), (4527, 6940), (5030, 6246), (5205, 6036)]