3125640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^2$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 10895040

約数和(自身を除く): 7769400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 2135, 2440, 2562, 3416, 3660, 3721, 4270, 5124, 6405, 7320, 7442, 8540, 10248, 11163, 12810, 14884, 17080, 18605, 22326, 25620, 26047, 29768, 37210, 44652, 51240, 52094, 55815, 74420, 78141, 89304, 104188, 111630, 130235, 148840, 156282, 208376, 223260, 260470, 312564, 390705, 446520, 520940, 625128, 781410, 1041880, 1562820, 3125640]

約数ペア:

[(1, 3125640), (2, 1562820), (3, 1041880), (4, 781410), (5, 625128), (6, 520940), (7, 446520), (8, 390705), (10, 312564), (12, 260470), (14, 223260), (15, 208376), (20, 156282), (21, 148840), (24, 130235), (28, 111630), (30, 104188), (35, 89304), (40, 78141), (42, 74420), (56, 55815), (60, 52094), (61, 51240), (70, 44652), (84, 37210), (105, 29768), (120, 26047), (122, 25620), (140, 22326), (168, 18605), (183, 17080), (210, 14884), (244, 12810), (280, 11163), (305, 10248), (366, 8540), (420, 7442), (427, 7320), (488, 6405), (610, 5124), (732, 4270), (840, 3721), (854, 3660), (915, 3416), (1220, 2562), (1281, 2440), (1464, 2135), (1708, 1830)]