15011220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 48642048

約数和(自身を除く): 33630828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 103, 105, 140, 206, 210, 309, 347, 412, 420, 515, 618, 694, 721, 1030, 1041, 1236, 1388, 1442, 1545, 1735, 2060, 2082, 2163, 2429, 2884, 3090, 3470, 3605, 4164, 4326, 4858, 5205, 6180, 6940, 7210, 7287, 8652, 9716, 10410, 10815, 12145, 14420, 14574, 20820, 21630, 24290, 29148, 35741, 36435, 43260, 48580, 71482, 72870, 107223, 142964, 145740, 178705, 214446, 250187, 357410, 428892, 500374, 536115, 714820, 750561, 1000748, 1072230, 1250935, 1501122, 2144460, 2501870, 3002244, 3752805, 5003740, 7505610, 15011220]

約数ペア:

[(1, 15011220), (2, 7505610), (3, 5003740), (4, 3752805), (5, 3002244), (6, 2501870), (7, 2144460), (10, 1501122), (12, 1250935), (14, 1072230), (15, 1000748), (20, 750561), (21, 714820), (28, 536115), (30, 500374), (35, 428892), (42, 357410), (60, 250187), (70, 214446), (84, 178705), (103, 145740), (105, 142964), (140, 107223), (206, 72870), (210, 71482), (309, 48580), (347, 43260), (412, 36435), (420, 35741), (515, 29148), (618, 24290), (694, 21630), (721, 20820), (1030, 14574), (1041, 14420), (1236, 12145), (1388, 10815), (1442, 10410), (1545, 9716), (1735, 8652), (2060, 7287), (2082, 7210), (2163, 6940), (2429, 6180), (2884, 5205), (3090, 4858), (3470, 4326), (3605, 4164)]