204421429264

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{47}}^1\times {\mathrm{123731}}^1$

素因数の和:123825

約数の個数: 80

約数和(自身を含む): 438189454080

約数和(自身を除く): 233768024816

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 169, 188, 208, 338, 376, 611, 676, 752, 1222, 1352, 2197, 2444, 2704, 4394, 4888, 7943, 8788, 9776, 15886, 17576, 31772, 35152, 63544, 103259, 123731, 127088, 206518, 247462, 413036, 494924, 826072, 989848, 1608503, 1652144, 1979696, 3217006, 5815357, 6434012, 11630714, 12868024, 20910539, 23261428, 25736048, 41821078, 46522856, 75599641, 83642156, 93045712, 151199282, 167284312, 271837007, 302398564, 334568624, 543674014, 604797128, 982795333, 1087348028, 1209594256, 1965590666, 2174696056, 3931181332, 4349392112, 7862362664, 12776339329, 15724725328, 25552678658, 51105357316, 102210714632, 204421429264]

約数ペア:

[(1, 204421429264), (2, 102210714632), (4, 51105357316), (8, 25552678658), (13, 15724725328), (16, 12776339329), (26, 7862362664), (47, 4349392112), (52, 3931181332), (94, 2174696056), (104, 1965590666), (169, 1209594256), (188, 1087348028), (208, 982795333), (338, 604797128), (376, 543674014), (611, 334568624), (676, 302398564), (752, 271837007), (1222, 167284312), (1352, 151199282), (2197, 93045712), (2444, 83642156), (2704, 75599641), (4394, 46522856), (4888, 41821078), (7943, 25736048), (8788, 23261428), (9776, 20910539), (15886, 12868024), (17576, 11630714), (31772, 6434012), (35152, 5815357), (63544, 3217006), (103259, 1979696), (123731, 1652144), (127088, 1608503), (206518, 989848), (247462, 826072), (413036, 494924)]