438348540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{2683}}^1$

素因数の和:3091

約数の個数: 96

約数和(自身を含む): 1406845440

約数和(自身を除く): 968496900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 389, 420, 778, 1167, 1556, 1945, 2334, 2683, 2723, 3890, 4668, 5366, 5446, 5835, 7780, 8049, 8169, 10732, 10892, 11670, 13415, 13615, 16098, 16338, 18781, 23340, 26830, 27230, 32196, 32676, 37562, 40245, 40845, 53660, 54460, 56343, 75124, 80490, 81690, 93905, 112686, 160980, 163380, 187810, 225372, 281715, 375620, 563430, 1043687, 1126860, 2087374, 3131061, 4174748, 5218435, 6262122, 7305809, 10436870, 12524244, 14611618, 15655305, 20873740, 21917427, 29223236, 31310610, 36529045, 43834854, 62621220, 73058090, 87669708, 109587135, 146116180, 219174270, 438348540]

約数ペア:

[(1, 438348540), (2, 219174270), (3, 146116180), (4, 109587135), (5, 87669708), (6, 73058090), (7, 62621220), (10, 43834854), (12, 36529045), (14, 31310610), (15, 29223236), (20, 21917427), (21, 20873740), (28, 15655305), (30, 14611618), (35, 12524244), (42, 10436870), (60, 7305809), (70, 6262122), (84, 5218435), (105, 4174748), (140, 3131061), (210, 2087374), (389, 1126860), (420, 1043687), (778, 563430), (1167, 375620), (1556, 281715), (1945, 225372), (2334, 187810), (2683, 163380), (2723, 160980), (3890, 112686), (4668, 93905), (5366, 81690), (5446, 80490), (5835, 75124), (7780, 56343), (8049, 54460), (8169, 53660), (10732, 40845), (10892, 40245), (11670, 37562), (13415, 32676), (13615, 32196), (16098, 27230), (16338, 26830), (18781, 23340)]