12788520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:183

約数の個数: 128

約数和(自身を含む): 41472000

約数和(自身を除く): 28683480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 71, 76, 79, 95, 114, 120, 142, 152, 158, 190, 213, 228, 237, 284, 285, 316, 355, 380, 395, 426, 456, 474, 568, 570, 632, 710, 760, 790, 852, 948, 1065, 1140, 1185, 1349, 1420, 1501, 1580, 1704, 1896, 2130, 2280, 2370, 2698, 2840, 3002, 3160, 4047, 4260, 4503, 4740, 5396, 5609, 6004, 6745, 7505, 8094, 8520, 9006, 9480, 10792, 11218, 12008, 13490, 15010, 16188, 16827, 18012, 20235, 22436, 22515, 26980, 28045, 30020, 32376, 33654, 36024, 40470, 44872, 45030, 53960, 56090, 60040, 67308, 80940, 84135, 90060, 106571, 112180, 134616, 161880, 168270, 180120, 213142, 224360, 319713, 336540, 426284, 532855, 639426, 673080, 852568, 1065710, 1278852, 1598565, 2131420, 2557704, 3197130, 4262840, 6394260, 12788520]

約数ペア:

[(1, 12788520), (2, 6394260), (3, 4262840), (4, 3197130), (5, 2557704), (6, 2131420), (8, 1598565), (10, 1278852), (12, 1065710), (15, 852568), (19, 673080), (20, 639426), (24, 532855), (30, 426284), (38, 336540), (40, 319713), (57, 224360), (60, 213142), (71, 180120), (76, 168270), (79, 161880), (95, 134616), (114, 112180), (120, 106571), (142, 90060), (152, 84135), (158, 80940), (190, 67308), (213, 60040), (228, 56090), (237, 53960), (284, 45030), (285, 44872), (316, 40470), (355, 36024), (380, 33654), (395, 32376), (426, 30020), (456, 28045), (474, 26980), (568, 22515), (570, 22436), (632, 20235), (710, 18012), (760, 16827), (790, 16188), (852, 15010), (948, 13490), (1065, 12008), (1140, 11218), (1185, 10792), (1349, 9480), (1420, 9006), (1501, 8520), (1580, 8094), (1704, 7505), (1896, 6745), (2130, 6004), (2280, 5609), (2370, 5396), (2698, 4740), (2840, 4503), (3002, 4260), (3160, 4047)]