8465640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 128

約数和(自身を含む): 27648000

約数和(自身を除く): 19182360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 47, 57, 60, 76, 79, 94, 95, 114, 120, 141, 152, 158, 188, 190, 228, 235, 237, 282, 285, 316, 376, 380, 395, 456, 470, 474, 564, 570, 632, 705, 760, 790, 893, 940, 948, 1128, 1140, 1185, 1410, 1501, 1580, 1786, 1880, 1896, 2280, 2370, 2679, 2820, 3002, 3160, 3572, 3713, 4465, 4503, 4740, 5358, 5640, 6004, 7144, 7426, 7505, 8930, 9006, 9480, 10716, 11139, 12008, 13395, 14852, 15010, 17860, 18012, 18565, 21432, 22278, 22515, 26790, 29704, 30020, 35720, 36024, 37130, 44556, 45030, 53580, 55695, 60040, 70547, 74260, 89112, 90060, 107160, 111390, 141094, 148520, 180120, 211641, 222780, 282188, 352735, 423282, 445560, 564376, 705470, 846564, 1058205, 1410940, 1693128, 2116410, 2821880, 4232820, 8465640]

約数ペア:

[(1, 8465640), (2, 4232820), (3, 2821880), (4, 2116410), (5, 1693128), (6, 1410940), (8, 1058205), (10, 846564), (12, 705470), (15, 564376), (19, 445560), (20, 423282), (24, 352735), (30, 282188), (38, 222780), (40, 211641), (47, 180120), (57, 148520), (60, 141094), (76, 111390), (79, 107160), (94, 90060), (95, 89112), (114, 74260), (120, 70547), (141, 60040), (152, 55695), (158, 53580), (188, 45030), (190, 44556), (228, 37130), (235, 36024), (237, 35720), (282, 30020), (285, 29704), (316, 26790), (376, 22515), (380, 22278), (395, 21432), (456, 18565), (470, 18012), (474, 17860), (564, 15010), (570, 14852), (632, 13395), (705, 12008), (760, 11139), (790, 10716), (893, 9480), (940, 9006), (948, 8930), (1128, 7505), (1140, 7426), (1185, 7144), (1410, 6004), (1501, 5640), (1580, 5358), (1786, 4740), (1880, 4503), (1896, 4465), (2280, 3713), (2370, 3572), (2679, 3160), (2820, 3002)]