918680640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1949}}^1$

素因数の和:2460

約数の個数: 112

約数和(自身を含む): 2924251200

約数和(自身を除く): 2005570560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 491, 960, 982, 1473, 1949, 1964, 2455, 2946, 3898, 3928, 4910, 5847, 5892, 7365, 7796, 7856, 9745, 9820, 11694, 11784, 14730, 15592, 15712, 19490, 19640, 23388, 23568, 29235, 29460, 31184, 31424, 38980, 39280, 46776, 47136, 58470, 58920, 62368, 77960, 78560, 93552, 94272, 116940, 117840, 124736, 155920, 157120, 187104, 233880, 235680, 311840, 374208, 467760, 471360, 623680, 935520, 956959, 1871040, 1913918, 2870877, 3827836, 4784795, 5741754, 7655672, 9569590, 11483508, 14354385, 15311344, 19139180, 22967016, 28708770, 30622688, 38278360, 45934032, 57417540, 61245376, 76556720, 91868064, 114835080, 153113440, 183736128, 229670160, 306226880, 459340320, 918680640]

約数ペア:

[(1, 918680640), (2, 459340320), (3, 306226880), (4, 229670160), (5, 183736128), (6, 153113440), (8, 114835080), (10, 91868064), (12, 76556720), (15, 61245376), (16, 57417540), (20, 45934032), (24, 38278360), (30, 30622688), (32, 28708770), (40, 22967016), (48, 19139180), (60, 15311344), (64, 14354385), (80, 11483508), (96, 9569590), (120, 7655672), (160, 5741754), (192, 4784795), (240, 3827836), (320, 2870877), (480, 1913918), (491, 1871040), (960, 956959), (982, 935520), (1473, 623680), (1949, 471360), (1964, 467760), (2455, 374208), (2946, 311840), (3898, 235680), (3928, 233880), (4910, 187104), (5847, 157120), (5892, 155920), (7365, 124736), (7796, 117840), (7856, 116940), (9745, 94272), (9820, 93552), (11694, 78560), (11784, 77960), (14730, 62368), (15592, 58920), (15712, 58470), (19490, 47136), (19640, 46776), (23388, 39280), (23568, 38980), (29235, 31424), (29460, 31184)]