15381960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:339

約数の個数: 128

約数和(自身を含む): 51701760

約数和(自身を除く): 36319800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 43, 44, 55, 60, 66, 86, 88, 110, 120, 129, 132, 165, 172, 215, 220, 258, 264, 271, 330, 344, 430, 440, 473, 516, 542, 645, 660, 813, 860, 946, 1032, 1084, 1290, 1320, 1355, 1419, 1626, 1720, 1892, 2168, 2365, 2580, 2710, 2838, 2981, 3252, 3784, 4065, 4730, 5160, 5420, 5676, 5962, 6504, 7095, 8130, 8943, 9460, 10840, 11352, 11653, 11924, 14190, 14905, 16260, 17886, 18920, 23306, 23848, 28380, 29810, 32520, 34959, 35772, 44715, 46612, 56760, 58265, 59620, 69918, 71544, 89430, 93224, 116530, 119240, 128183, 139836, 174795, 178860, 233060, 256366, 279672, 349590, 357720, 384549, 466120, 512732, 640915, 699180, 769098, 1025464, 1281830, 1398360, 1538196, 1922745, 2563660, 3076392, 3845490, 5127320, 7690980, 15381960]

約数ペア:

[(1, 15381960), (2, 7690980), (3, 5127320), (4, 3845490), (5, 3076392), (6, 2563660), (8, 1922745), (10, 1538196), (11, 1398360), (12, 1281830), (15, 1025464), (20, 769098), (22, 699180), (24, 640915), (30, 512732), (33, 466120), (40, 384549), (43, 357720), (44, 349590), (55, 279672), (60, 256366), (66, 233060), (86, 178860), (88, 174795), (110, 139836), (120, 128183), (129, 119240), (132, 116530), (165, 93224), (172, 89430), (215, 71544), (220, 69918), (258, 59620), (264, 58265), (271, 56760), (330, 46612), (344, 44715), (430, 35772), (440, 34959), (473, 32520), (516, 29810), (542, 28380), (645, 23848), (660, 23306), (813, 18920), (860, 17886), (946, 16260), (1032, 14905), (1084, 14190), (1290, 11924), (1320, 11653), (1355, 11352), (1419, 10840), (1626, 9460), (1720, 8943), (1892, 8130), (2168, 7095), (2365, 6504), (2580, 5962), (2710, 5676), (2838, 5420), (2981, 5160), (3252, 4730), (3784, 4065)]