206612820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{39581}}^1$

素因数の和:39625

約数の個数: 72

約数和(自身を含む): 648353160

約数和(自身を除く): 441740340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 39581, 79162, 118743, 158324, 197905, 237486, 356229, 395810, 474972, 593715, 712458, 791620, 1147849, 1187430, 1424916, 1781145, 2295698, 2374860, 3443547, 3562290, 4591396, 5739245, 6887094, 7124580, 10330641, 11478490, 13774188, 17217735, 20661282, 22956980, 34435470, 41322564, 51653205, 68870940, 103306410, 206612820]

約数ペア:

[(1, 206612820), (2, 103306410), (3, 68870940), (4, 51653205), (5, 41322564), (6, 34435470), (9, 22956980), (10, 20661282), (12, 17217735), (15, 13774188), (18, 11478490), (20, 10330641), (29, 7124580), (30, 6887094), (36, 5739245), (45, 4591396), (58, 3562290), (60, 3443547), (87, 2374860), (90, 2295698), (116, 1781145), (145, 1424916), (174, 1187430), (180, 1147849), (261, 791620), (290, 712458), (348, 593715), (435, 474972), (522, 395810), (580, 356229), (870, 237486), (1044, 197905), (1305, 158324), (1740, 118743), (2610, 79162), (5220, 39581)]