163753020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47881}}^1$

素因数の和:47915

約数の個数: 72

約数和(自身を含む): 522871440

約数和(自身を除く): 359118420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 47881, 95762, 143643, 191524, 239405, 287286, 430929, 478810, 574572, 718215, 861858, 909739, 957620, 1436430, 1723716, 1819478, 2154645, 2729217, 2872860, 3638956, 4309290, 4548695, 5458434, 8187651, 8618580, 9097390, 10916868, 13646085, 16375302, 18194780, 27292170, 32750604, 40938255, 54584340, 81876510, 163753020]

約数ペア:

[(1, 163753020), (2, 81876510), (3, 54584340), (4, 40938255), (5, 32750604), (6, 27292170), (9, 18194780), (10, 16375302), (12, 13646085), (15, 10916868), (18, 9097390), (19, 8618580), (20, 8187651), (30, 5458434), (36, 4548695), (38, 4309290), (45, 3638956), (57, 2872860), (60, 2729217), (76, 2154645), (90, 1819478), (95, 1723716), (114, 1436430), (171, 957620), (180, 909739), (190, 861858), (228, 718215), (285, 574572), (342, 478810), (380, 430929), (570, 287286), (684, 239405), (855, 191524), (1140, 143643), (1710, 95762), (3420, 47881)]