1630780564

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2939}}^1$

素因数の和:3125

約数の個数: 72

約数和(自身を含む): 3519180000

約数和(自身を除く): 1888399436

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 149, 196, 266, 298, 532, 596, 931, 1043, 1862, 2086, 2831, 2939, 3724, 4172, 5662, 5878, 7301, 11324, 11756, 14602, 19817, 20573, 29204, 39634, 41146, 55841, 79268, 82292, 111682, 138719, 144011, 223364, 277438, 288022, 390887, 437911, 554876, 576044, 781774, 875822, 1563548, 1751644, 2736209, 3065377, 5472418, 6130754, 8320309, 10944836, 12261508, 16640618, 21457639, 33281236, 42915278, 58242163, 85830556, 116484326, 232968652, 407695141, 815390282, 1630780564]

約数ペア:

[(1, 1630780564), (2, 815390282), (4, 407695141), (7, 232968652), (14, 116484326), (19, 85830556), (28, 58242163), (38, 42915278), (49, 33281236), (76, 21457639), (98, 16640618), (133, 12261508), (149, 10944836), (196, 8320309), (266, 6130754), (298, 5472418), (532, 3065377), (596, 2736209), (931, 1751644), (1043, 1563548), (1862, 875822), (2086, 781774), (2831, 576044), (2939, 554876), (3724, 437911), (4172, 390887), (5662, 288022), (5878, 277438), (7301, 223364), (11324, 144011), (11756, 138719), (14602, 111682), (19817, 82292), (20573, 79268), (29204, 55841), (39634, 41146)]