215761572

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1321}}^1$

素因数の和:1693

約数の個数: 72

約数和(自身を含む): 589479800

約数和(自身を除く): 373718228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 349, 468, 698, 1047, 1321, 1396, 2094, 2642, 3141, 3963, 4188, 4537, 5284, 6282, 7926, 9074, 11889, 12564, 13611, 15852, 17173, 18148, 23778, 27222, 34346, 40833, 47556, 51519, 54444, 68692, 81666, 103038, 154557, 163332, 206076, 309114, 461029, 618228, 922058, 1383087, 1844116, 2766174, 4149261, 5532348, 5993377, 8298522, 11986754, 16597044, 17980131, 23973508, 35960262, 53940393, 71920524, 107880786, 215761572]

約数ペア:

[(1, 215761572), (2, 107880786), (3, 71920524), (4, 53940393), (6, 35960262), (9, 23973508), (12, 17980131), (13, 16597044), (18, 11986754), (26, 8298522), (36, 5993377), (39, 5532348), (52, 4149261), (78, 2766174), (117, 1844116), (156, 1383087), (234, 922058), (349, 618228), (468, 461029), (698, 309114), (1047, 206076), (1321, 163332), (1396, 154557), (2094, 103038), (2642, 81666), (3141, 68692), (3963, 54444), (4188, 51519), (4537, 47556), (5284, 40833), (6282, 34346), (7926, 27222), (9074, 23778), (11889, 18148), (12564, 17173), (13611, 15852)]