155013990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:326

約数の個数: 128

約数和(自身を含む): 418037760

約数和(自身を除く): 263023770

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 29, 30, 34, 47, 51, 58, 85, 87, 94, 102, 141, 145, 170, 174, 223, 235, 255, 282, 290, 435, 446, 470, 493, 510, 669, 705, 799, 870, 986, 1115, 1338, 1363, 1410, 1479, 1598, 2230, 2397, 2465, 2726, 2958, 3345, 3791, 3995, 4089, 4794, 4930, 6467, 6690, 6815, 7395, 7582, 7990, 8178, 10481, 11373, 11985, 12934, 13630, 14790, 18955, 19401, 20445, 20962, 22746, 23171, 23970, 31443, 32335, 37910, 38802, 40890, 46342, 52405, 56865, 62886, 64670, 69513, 97005, 104810, 109939, 113730, 115855, 139026, 157215, 178177, 194010, 219878, 231710, 303949, 314430, 329817, 347565, 356354, 534531, 549695, 607898, 659634, 695130, 890885, 911847, 1069062, 1099390, 1519745, 1649085, 1781770, 1823694, 2672655, 3039490, 3298170, 4559235, 5167133, 5345310, 9118470, 10334266, 15501399, 25835665, 31002798, 51671330, 77506995, 155013990]

約数ペア:

[(1, 155013990), (2, 77506995), (3, 51671330), (5, 31002798), (6, 25835665), (10, 15501399), (15, 10334266), (17, 9118470), (29, 5345310), (30, 5167133), (34, 4559235), (47, 3298170), (51, 3039490), (58, 2672655), (85, 1823694), (87, 1781770), (94, 1649085), (102, 1519745), (141, 1099390), (145, 1069062), (170, 911847), (174, 890885), (223, 695130), (235, 659634), (255, 607898), (282, 549695), (290, 534531), (435, 356354), (446, 347565), (470, 329817), (493, 314430), (510, 303949), (669, 231710), (705, 219878), (799, 194010), (870, 178177), (986, 157215), (1115, 139026), (1338, 115855), (1363, 113730), (1410, 109939), (1479, 104810), (1598, 97005), (2230, 69513), (2397, 64670), (2465, 62886), (2726, 56865), (2958, 52405), (3345, 46342), (3791, 40890), (3995, 38802), (4089, 37910), (4794, 32335), (4930, 31443), (6467, 23970), (6690, 23171), (6815, 22746), (7395, 20962), (7582, 20445), (7990, 19401), (8178, 18955), (10481, 14790), (11373, 13630), (11985, 12934)]