19077240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1747}}^1$

素因数の和:1781

約数の個数: 128

約数和(自身を含む): 70479360

約数和(自身を除く): 51402120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1747, 1820, 2184, 2730, 3494, 3640, 5241, 5460, 6988, 8735, 10482, 10920, 12229, 13976, 17470, 20964, 22711, 24458, 26205, 34940, 36687, 41928, 45422, 48916, 52410, 61145, 68133, 69880, 73374, 90844, 97832, 104820, 113555, 122290, 136266, 146748, 158977, 181688, 183435, 209640, 227110, 244580, 272532, 293496, 317954, 340665, 366870, 454220, 476931, 489160, 545064, 635908, 681330, 733740, 794885, 908440, 953862, 1271816, 1362660, 1467480, 1589770, 1907724, 2384655, 2725320, 3179540, 3815448, 4769310, 6359080, 9538620, 19077240]

約数ペア:

[(1, 19077240), (2, 9538620), (3, 6359080), (4, 4769310), (5, 3815448), (6, 3179540), (7, 2725320), (8, 2384655), (10, 1907724), (12, 1589770), (13, 1467480), (14, 1362660), (15, 1271816), (20, 953862), (21, 908440), (24, 794885), (26, 733740), (28, 681330), (30, 635908), (35, 545064), (39, 489160), (40, 476931), (42, 454220), (52, 366870), (56, 340665), (60, 317954), (65, 293496), (70, 272532), (78, 244580), (84, 227110), (91, 209640), (104, 183435), (105, 181688), (120, 158977), (130, 146748), (140, 136266), (156, 122290), (168, 113555), (182, 104820), (195, 97832), (210, 90844), (260, 73374), (273, 69880), (280, 68133), (312, 61145), (364, 52410), (390, 48916), (420, 45422), (455, 41928), (520, 36687), (546, 34940), (728, 26205), (780, 24458), (840, 22711), (910, 20964), (1092, 17470), (1365, 13976), (1560, 12229), (1747, 10920), (1820, 10482), (2184, 8735), (2730, 6988), (3494, 5460), (3640, 5241)]