15941880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{509}}^1$

素因数の和:558

約数の個数: 128

約数和(自身を含む): 55080000

約数和(自身を除く): 39138120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 87, 90, 108, 116, 120, 135, 145, 174, 180, 216, 232, 261, 270, 290, 348, 360, 435, 509, 522, 540, 580, 696, 783, 870, 1018, 1044, 1080, 1160, 1305, 1527, 1566, 1740, 2036, 2088, 2545, 2610, 3054, 3132, 3480, 3915, 4072, 4581, 5090, 5220, 6108, 6264, 7635, 7830, 9162, 10180, 10440, 12216, 13743, 14761, 15270, 15660, 18324, 20360, 22905, 27486, 29522, 30540, 31320, 36648, 44283, 45810, 54972, 59044, 61080, 68715, 73805, 88566, 91620, 109944, 118088, 132849, 137430, 147610, 177132, 183240, 221415, 265698, 274860, 295220, 354264, 398547, 442830, 531396, 549720, 590440, 664245, 797094, 885660, 1062792, 1328490, 1594188, 1771320, 1992735, 2656980, 3188376, 3985470, 5313960, 7970940, 15941880]

約数ペア:

[(1, 15941880), (2, 7970940), (3, 5313960), (4, 3985470), (5, 3188376), (6, 2656980), (8, 1992735), (9, 1771320), (10, 1594188), (12, 1328490), (15, 1062792), (18, 885660), (20, 797094), (24, 664245), (27, 590440), (29, 549720), (30, 531396), (36, 442830), (40, 398547), (45, 354264), (54, 295220), (58, 274860), (60, 265698), (72, 221415), (87, 183240), (90, 177132), (108, 147610), (116, 137430), (120, 132849), (135, 118088), (145, 109944), (174, 91620), (180, 88566), (216, 73805), (232, 68715), (261, 61080), (270, 59044), (290, 54972), (348, 45810), (360, 44283), (435, 36648), (509, 31320), (522, 30540), (540, 29522), (580, 27486), (696, 22905), (783, 20360), (870, 18324), (1018, 15660), (1044, 15270), (1080, 14761), (1160, 13743), (1305, 12216), (1527, 10440), (1566, 10180), (1740, 9162), (2036, 7830), (2088, 7635), (2545, 6264), (2610, 6108), (3054, 5220), (3132, 5090), (3480, 4581), (3915, 4072)]