304502520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15761}}^1$

素因数の和:15805

約数の個数: 128

約数和(自身を含む): 1089469440

約数和(自身を除く): 784966920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 3220, 3864, 4830, 6440, 9660, 15761, 19320, 31522, 47283, 63044, 78805, 94566, 110327, 126088, 157610, 189132, 220654, 236415, 315220, 330981, 362503, 378264, 441308, 472830, 551635, 630440, 661962, 725006, 882616, 945660, 1087509, 1103270, 1323924, 1450012, 1654905, 1812515, 1891320, 2175018, 2206540, 2537521, 2647848, 2900024, 3309810, 3625030, 4350036, 4413080, 5075042, 5437545, 6619620, 7250060, 7612563, 8700072, 10150084, 10875090, 12687605, 13239240, 14500120, 15225126, 20300168, 21750180, 25375210, 30450252, 38062815, 43500360, 50750420, 60900504, 76125630, 101500840, 152251260, 304502520]

約数ペア:

[(1, 304502520), (2, 152251260), (3, 101500840), (4, 76125630), (5, 60900504), (6, 50750420), (7, 43500360), (8, 38062815), (10, 30450252), (12, 25375210), (14, 21750180), (15, 20300168), (20, 15225126), (21, 14500120), (23, 13239240), (24, 12687605), (28, 10875090), (30, 10150084), (35, 8700072), (40, 7612563), (42, 7250060), (46, 6619620), (56, 5437545), (60, 5075042), (69, 4413080), (70, 4350036), (84, 3625030), (92, 3309810), (105, 2900024), (115, 2647848), (120, 2537521), (138, 2206540), (140, 2175018), (161, 1891320), (168, 1812515), (184, 1654905), (210, 1450012), (230, 1323924), (276, 1103270), (280, 1087509), (322, 945660), (345, 882616), (420, 725006), (460, 661962), (483, 630440), (552, 551635), (644, 472830), (690, 441308), (805, 378264), (840, 362503), (920, 330981), (966, 315220), (1288, 236415), (1380, 220654), (1610, 189132), (1932, 157610), (2415, 126088), (2760, 110327), (3220, 94566), (3864, 78805), (4830, 63044), (6440, 47283), (9660, 31522), (15761, 19320)]