287586660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{727}}^1$

素因数の和:1105

約数の個数: 96

約数和(自身を含む): 851235840

約数和(自身を除く): 563649180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 347, 380, 570, 694, 727, 1041, 1140, 1388, 1454, 1735, 2082, 2181, 2908, 3470, 3635, 4164, 4362, 5205, 6593, 6940, 7270, 8724, 10410, 10905, 13186, 13813, 14540, 19779, 20820, 21810, 26372, 27626, 32965, 39558, 41439, 43620, 55252, 65930, 69065, 79116, 82878, 98895, 131860, 138130, 165756, 197790, 207195, 252269, 276260, 395580, 414390, 504538, 756807, 828780, 1009076, 1261345, 1513614, 2522690, 3027228, 3784035, 4793111, 5045380, 7568070, 9586222, 14379333, 15136140, 19172444, 23965555, 28758666, 47931110, 57517332, 71896665, 95862220, 143793330, 287586660]

約数ペア:

[(1, 287586660), (2, 143793330), (3, 95862220), (4, 71896665), (5, 57517332), (6, 47931110), (10, 28758666), (12, 23965555), (15, 19172444), (19, 15136140), (20, 14379333), (30, 9586222), (38, 7568070), (57, 5045380), (60, 4793111), (76, 3784035), (95, 3027228), (114, 2522690), (190, 1513614), (228, 1261345), (285, 1009076), (347, 828780), (380, 756807), (570, 504538), (694, 414390), (727, 395580), (1041, 276260), (1140, 252269), (1388, 207195), (1454, 197790), (1735, 165756), (2082, 138130), (2181, 131860), (2908, 98895), (3470, 82878), (3635, 79116), (4164, 69065), (4362, 65930), (5205, 55252), (6593, 43620), (6940, 41439), (7270, 39558), (8724, 32965), (10410, 27626), (10905, 26372), (13186, 21810), (13813, 20820), (14540, 19779)]