31117140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10169}}^1$

素因数の和:10201

約数の個数: 72

約数和(自身を含む): 99950760

約数和(自身を除く): 68833620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 10169, 20338, 30507, 40676, 50845, 61014, 91521, 101690, 122028, 152535, 172873, 183042, 203380, 305070, 345746, 366084, 457605, 518619, 610140, 691492, 864365, 915210, 1037238, 1555857, 1728730, 1830420, 2074476, 2593095, 3111714, 3457460, 5186190, 6223428, 7779285, 10372380, 15558570, 31117140]

約数ペア:

[(1, 31117140), (2, 15558570), (3, 10372380), (4, 7779285), (5, 6223428), (6, 5186190), (9, 3457460), (10, 3111714), (12, 2593095), (15, 2074476), (17, 1830420), (18, 1728730), (20, 1555857), (30, 1037238), (34, 915210), (36, 864365), (45, 691492), (51, 610140), (60, 518619), (68, 457605), (85, 366084), (90, 345746), (102, 305070), (153, 203380), (170, 183042), (180, 172873), (204, 152535), (255, 122028), (306, 101690), (340, 91521), (510, 61014), (612, 50845), (765, 40676), (1020, 30507), (1530, 20338), (3060, 10169)]