19633080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 63360000

約数和(自身を除く): 43726920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 79, 95, 109, 114, 120, 152, 158, 190, 218, 228, 237, 285, 316, 327, 380, 395, 436, 456, 474, 545, 570, 632, 654, 760, 790, 872, 948, 1090, 1140, 1185, 1308, 1501, 1580, 1635, 1896, 2071, 2180, 2280, 2370, 2616, 3002, 3160, 3270, 4142, 4360, 4503, 4740, 6004, 6213, 6540, 7505, 8284, 8611, 9006, 9480, 10355, 12008, 12426, 13080, 15010, 16568, 17222, 18012, 20710, 22515, 24852, 25833, 30020, 31065, 34444, 36024, 41420, 43055, 45030, 49704, 51666, 60040, 62130, 68888, 82840, 86110, 90060, 103332, 124260, 129165, 163609, 172220, 180120, 206664, 248520, 258330, 327218, 344440, 490827, 516660, 654436, 818045, 981654, 1033320, 1308872, 1636090, 1963308, 2454135, 3272180, 3926616, 4908270, 6544360, 9816540, 19633080]

約数ペア:

[(1, 19633080), (2, 9816540), (3, 6544360), (4, 4908270), (5, 3926616), (6, 3272180), (8, 2454135), (10, 1963308), (12, 1636090), (15, 1308872), (19, 1033320), (20, 981654), (24, 818045), (30, 654436), (38, 516660), (40, 490827), (57, 344440), (60, 327218), (76, 258330), (79, 248520), (95, 206664), (109, 180120), (114, 172220), (120, 163609), (152, 129165), (158, 124260), (190, 103332), (218, 90060), (228, 86110), (237, 82840), (285, 68888), (316, 62130), (327, 60040), (380, 51666), (395, 49704), (436, 45030), (456, 43055), (474, 41420), (545, 36024), (570, 34444), (632, 31065), (654, 30020), (760, 25833), (790, 24852), (872, 22515), (948, 20710), (1090, 18012), (1140, 17222), (1185, 16568), (1308, 15010), (1501, 13080), (1580, 12426), (1635, 12008), (1896, 10355), (2071, 9480), (2180, 9006), (2280, 8611), (2370, 8284), (2616, 7505), (3002, 6540), (3160, 6213), (3270, 6004), (4142, 4740), (4360, 4503)]