154585620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1553}}^1$

素因数の和:1654

約数の個数: 144

約数和(自身を含む): 543029760

約数和(自身を除く): 388444140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 630, 711, 790, 948, 1106, 1185, 1260, 1422, 1553, 1580, 1659, 2212, 2370, 2765, 2844, 3106, 3318, 3555, 4659, 4740, 4977, 5530, 6212, 6636, 7110, 7765, 8295, 9318, 9954, 10871, 11060, 13977, 14220, 15530, 16590, 18636, 19908, 21742, 23295, 24885, 27954, 31060, 32613, 33180, 43484, 46590, 49770, 54355, 55908, 65226, 69885, 93180, 97839, 99540, 108710, 122687, 130452, 139770, 163065, 195678, 217420, 245374, 279540, 326130, 368061, 391356, 489195, 490748, 613435, 652260, 736122, 858809, 978390, 1104183, 1226870, 1472244, 1717618, 1840305, 1956780, 2208366, 2453740, 2576427, 3435236, 3680610, 4294045, 4416732, 5152854, 5520915, 7361220, 7729281, 8588090, 10305708, 11041830, 12882135, 15458562, 17176180, 22083660, 25764270, 30917124, 38646405, 51528540, 77292810, 154585620]

約数ペア:

[(1, 154585620), (2, 77292810), (3, 51528540), (4, 38646405), (5, 30917124), (6, 25764270), (7, 22083660), (9, 17176180), (10, 15458562), (12, 12882135), (14, 11041830), (15, 10305708), (18, 8588090), (20, 7729281), (21, 7361220), (28, 5520915), (30, 5152854), (35, 4416732), (36, 4294045), (42, 3680610), (45, 3435236), (60, 2576427), (63, 2453740), (70, 2208366), (79, 1956780), (84, 1840305), (90, 1717618), (105, 1472244), (126, 1226870), (140, 1104183), (158, 978390), (180, 858809), (210, 736122), (237, 652260), (252, 613435), (315, 490748), (316, 489195), (395, 391356), (420, 368061), (474, 326130), (553, 279540), (630, 245374), (711, 217420), (790, 195678), (948, 163065), (1106, 139770), (1185, 130452), (1260, 122687), (1422, 108710), (1553, 99540), (1580, 97839), (1659, 93180), (2212, 69885), (2370, 65226), (2765, 55908), (2844, 54355), (3106, 49770), (3318, 46590), (3555, 43484), (4659, 33180), (4740, 32613), (4977, 31060), (5530, 27954), (6212, 24885), (6636, 23295), (7110, 21742), (7765, 19908), (8295, 18636), (9318, 16590), (9954, 15530), (10871, 14220), (11060, 13977)]