205398504

素因数分解:

$2^3\times 3^4\times {\mathrm{197}}^1\times {\mathrm{1609}}^1$

素因数の和:1824

約数の個数: 80

約数和(自身を含む): 578585700

約数和(自身を除く): 373187196

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 197, 216, 324, 394, 591, 648, 788, 1182, 1576, 1609, 1773, 2364, 3218, 3546, 4728, 4827, 5319, 6436, 7092, 9654, 10638, 12872, 14184, 14481, 15957, 19308, 21276, 28962, 31914, 38616, 42552, 43443, 57924, 63828, 86886, 115848, 127656, 130329, 173772, 260658, 316973, 347544, 521316, 633946, 950919, 1042632, 1267892, 1901838, 2535784, 2852757, 3803676, 5705514, 7607352, 8558271, 11411028, 17116542, 22822056, 25674813, 34233084, 51349626, 68466168, 102699252, 205398504]

約数ペア:

[(1, 205398504), (2, 102699252), (3, 68466168), (4, 51349626), (6, 34233084), (8, 25674813), (9, 22822056), (12, 17116542), (18, 11411028), (24, 8558271), (27, 7607352), (36, 5705514), (54, 3803676), (72, 2852757), (81, 2535784), (108, 1901838), (162, 1267892), (197, 1042632), (216, 950919), (324, 633946), (394, 521316), (591, 347544), (648, 316973), (788, 260658), (1182, 173772), (1576, 130329), (1609, 127656), (1773, 115848), (2364, 86886), (3218, 63828), (3546, 57924), (4728, 43443), (4827, 42552), (5319, 38616), (6436, 31914), (7092, 28962), (9654, 21276), (10638, 19308), (12872, 15957), (14184, 14481)]