211154280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1163}}^1$

素因数の和:1283

約数の個数: 128

約数和(自身を含む): 678844800

約数和(自身を除く): 467690520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 89, 102, 120, 136, 170, 178, 204, 255, 267, 340, 356, 408, 445, 510, 534, 680, 712, 890, 1020, 1068, 1163, 1335, 1513, 1780, 2040, 2136, 2326, 2670, 3026, 3489, 3560, 4539, 4652, 5340, 5815, 6052, 6978, 7565, 9078, 9304, 10680, 11630, 12104, 13956, 15130, 17445, 18156, 19771, 22695, 23260, 27912, 30260, 34890, 36312, 39542, 45390, 46520, 59313, 60520, 69780, 79084, 90780, 98855, 103507, 118626, 139560, 158168, 181560, 197710, 207014, 237252, 296565, 310521, 395420, 414028, 474504, 517535, 593130, 621042, 790840, 828056, 1035070, 1186260, 1242084, 1552605, 1759619, 2070140, 2372520, 2484168, 3105210, 3519238, 4140280, 5278857, 6210420, 7038476, 8798095, 10557714, 12420840, 14076952, 17596190, 21115428, 26394285, 35192380, 42230856, 52788570, 70384760, 105577140, 211154280]

約数ペア:

[(1, 211154280), (2, 105577140), (3, 70384760), (4, 52788570), (5, 42230856), (6, 35192380), (8, 26394285), (10, 21115428), (12, 17596190), (15, 14076952), (17, 12420840), (20, 10557714), (24, 8798095), (30, 7038476), (34, 6210420), (40, 5278857), (51, 4140280), (60, 3519238), (68, 3105210), (85, 2484168), (89, 2372520), (102, 2070140), (120, 1759619), (136, 1552605), (170, 1242084), (178, 1186260), (204, 1035070), (255, 828056), (267, 790840), (340, 621042), (356, 593130), (408, 517535), (445, 474504), (510, 414028), (534, 395420), (680, 310521), (712, 296565), (890, 237252), (1020, 207014), (1068, 197710), (1163, 181560), (1335, 158168), (1513, 139560), (1780, 118626), (2040, 103507), (2136, 98855), (2326, 90780), (2670, 79084), (3026, 69780), (3489, 60520), (3560, 59313), (4539, 46520), (4652, 45390), (5340, 39542), (5815, 36312), (6052, 34890), (6978, 30260), (7565, 27912), (9078, 23260), (9304, 22695), (10680, 19771), (11630, 18156), (12104, 17445), (13956, 15130)]