15553020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1949}}^1$

素因数の和:1987

約数の個数: 96

約数和(自身を含む): 52416000

約数和(自身を除く): 36862980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1949, 1995, 2660, 3898, 3990, 5847, 7796, 7980, 9745, 11694, 13643, 19490, 23388, 27286, 29235, 37031, 38980, 40929, 54572, 58470, 68215, 74062, 81858, 111093, 116940, 136430, 148124, 163716, 185155, 204645, 222186, 259217, 272860, 370310, 409290, 444372, 518434, 555465, 740620, 777651, 818580, 1036868, 1110930, 1296085, 1555302, 2221860, 2592170, 3110604, 3888255, 5184340, 7776510, 15553020]

約数ペア:

[(1, 15553020), (2, 7776510), (3, 5184340), (4, 3888255), (5, 3110604), (6, 2592170), (7, 2221860), (10, 1555302), (12, 1296085), (14, 1110930), (15, 1036868), (19, 818580), (20, 777651), (21, 740620), (28, 555465), (30, 518434), (35, 444372), (38, 409290), (42, 370310), (57, 272860), (60, 259217), (70, 222186), (76, 204645), (84, 185155), (95, 163716), (105, 148124), (114, 136430), (133, 116940), (140, 111093), (190, 81858), (210, 74062), (228, 68215), (266, 58470), (285, 54572), (380, 40929), (399, 38980), (420, 37031), (532, 29235), (570, 27286), (665, 23388), (798, 19490), (1140, 13643), (1330, 11694), (1596, 9745), (1949, 7980), (1995, 7796), (2660, 5847), (3898, 3990)]