1240689960

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{127643}}^1$

素因数の和:127669

約数の個数: 96

約数和(自身を含む): 4181617440

約数和(自身を除く): 2940927480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 9720, 127643, 255286, 382929, 510572, 638215, 765858, 1021144, 1148787, 1276430, 1531716, 1914645, 2297574, 2552860, 3063432, 3446361, 3829290, 4595148, 5105720, 5743935, 6892722, 7658580, 9190296, 10339083, 11487870, 13785444, 15317160, 17231805, 20678166, 22975740, 27570888, 31017249, 34463610, 41356332, 45951480, 51695415, 62034498, 68927220, 82712664, 103390830, 124068996, 137854440, 155086245, 206781660, 248137992, 310172490, 413563320, 620344980, 1240689960]

約数ペア:

[(1, 1240689960), (2, 620344980), (3, 413563320), (4, 310172490), (5, 248137992), (6, 206781660), (8, 155086245), (9, 137854440), (10, 124068996), (12, 103390830), (15, 82712664), (18, 68927220), (20, 62034498), (24, 51695415), (27, 45951480), (30, 41356332), (36, 34463610), (40, 31017249), (45, 27570888), (54, 22975740), (60, 20678166), (72, 17231805), (81, 15317160), (90, 13785444), (108, 11487870), (120, 10339083), (135, 9190296), (162, 7658580), (180, 6892722), (216, 5743935), (243, 5105720), (270, 4595148), (324, 3829290), (360, 3446361), (405, 3063432), (486, 2552860), (540, 2297574), (648, 1914645), (810, 1531716), (972, 1276430), (1080, 1148787), (1215, 1021144), (1620, 765858), (1944, 638215), (2430, 510572), (3240, 382929), (4860, 255286), (9720, 127643)]