1664788020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{11423}}^1$

素因数の和:11789

約数の個数: 96

約数和(自身を含む): 5343141888

約数和(自身を除く): 3678353868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 347, 420, 694, 1041, 1388, 1735, 2082, 2429, 3470, 4164, 4858, 5205, 6940, 7287, 9716, 10410, 11423, 12145, 14574, 20820, 22846, 24290, 29148, 34269, 36435, 45692, 48580, 57115, 68538, 72870, 79961, 114230, 137076, 145740, 159922, 171345, 228460, 239883, 319844, 342690, 399805, 479766, 685380, 799610, 959532, 1199415, 1599220, 2398830, 3963781, 4797660, 7927562, 11891343, 15855124, 19818905, 23782686, 27746467, 39637810, 47565372, 55492934, 59456715, 79275620, 83239401, 110985868, 118913430, 138732335, 166478802, 237826860, 277464670, 332957604, 416197005, 554929340, 832394010, 1664788020]

約数ペア:

[(1, 1664788020), (2, 832394010), (3, 554929340), (4, 416197005), (5, 332957604), (6, 277464670), (7, 237826860), (10, 166478802), (12, 138732335), (14, 118913430), (15, 110985868), (20, 83239401), (21, 79275620), (28, 59456715), (30, 55492934), (35, 47565372), (42, 39637810), (60, 27746467), (70, 23782686), (84, 19818905), (105, 15855124), (140, 11891343), (210, 7927562), (347, 4797660), (420, 3963781), (694, 2398830), (1041, 1599220), (1388, 1199415), (1735, 959532), (2082, 799610), (2429, 685380), (3470, 479766), (4164, 399805), (4858, 342690), (5205, 319844), (6940, 239883), (7287, 228460), (9716, 171345), (10410, 159922), (11423, 145740), (12145, 137076), (14574, 114230), (20820, 79961), (22846, 72870), (24290, 68538), (29148, 57115), (34269, 48580), (36435, 45692)]