68780760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:441

約数の個数: 128

約数和(自身を含む): 220147200

約数和(自身を除く): 151366440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 97, 114, 120, 152, 190, 194, 228, 285, 291, 311, 380, 388, 456, 485, 570, 582, 622, 760, 776, 933, 970, 1140, 1164, 1244, 1455, 1555, 1843, 1866, 1940, 2280, 2328, 2488, 2910, 3110, 3686, 3732, 3880, 4665, 5529, 5820, 5909, 6220, 7372, 7464, 9215, 9330, 11058, 11640, 11818, 12440, 14744, 17727, 18430, 18660, 22116, 23636, 27645, 29545, 30167, 35454, 36860, 37320, 44232, 47272, 55290, 59090, 60334, 70908, 73720, 88635, 90501, 110580, 118180, 120668, 141816, 150835, 177270, 181002, 221160, 236360, 241336, 301670, 354540, 362004, 452505, 573173, 603340, 709080, 724008, 905010, 1146346, 1206680, 1719519, 1810020, 2292692, 2865865, 3439038, 3620040, 4585384, 5731730, 6878076, 8597595, 11463460, 13756152, 17195190, 22926920, 34390380, 68780760]

約数ペア:

[(1, 68780760), (2, 34390380), (3, 22926920), (4, 17195190), (5, 13756152), (6, 11463460), (8, 8597595), (10, 6878076), (12, 5731730), (15, 4585384), (19, 3620040), (20, 3439038), (24, 2865865), (30, 2292692), (38, 1810020), (40, 1719519), (57, 1206680), (60, 1146346), (76, 905010), (95, 724008), (97, 709080), (114, 603340), (120, 573173), (152, 452505), (190, 362004), (194, 354540), (228, 301670), (285, 241336), (291, 236360), (311, 221160), (380, 181002), (388, 177270), (456, 150835), (485, 141816), (570, 120668), (582, 118180), (622, 110580), (760, 90501), (776, 88635), (933, 73720), (970, 70908), (1140, 60334), (1164, 59090), (1244, 55290), (1455, 47272), (1555, 44232), (1843, 37320), (1866, 36860), (1940, 35454), (2280, 30167), (2328, 29545), (2488, 27645), (2910, 23636), (3110, 22116), (3686, 18660), (3732, 18430), (3880, 17727), (4665, 14744), (5529, 12440), (5820, 11818), (5909, 11640), (6220, 11058), (7372, 9330), (7464, 9215)]