72798320

素因数分解:

$2^4\times 5^1\times 7^4\times {\mathrm{379}}^1$

素因数の和:420

約数の個数: 100

約数和(自身を含む): 197974680

約数和(自身を除く): 125176360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 379, 392, 490, 560, 686, 758, 784, 980, 1372, 1516, 1715, 1895, 1960, 2401, 2653, 2744, 3032, 3430, 3790, 3920, 4802, 5306, 5488, 6064, 6860, 7580, 9604, 10612, 12005, 13265, 13720, 15160, 18571, 19208, 21224, 24010, 26530, 27440, 30320, 37142, 38416, 42448, 48020, 53060, 74284, 92855, 96040, 106120, 129997, 148568, 185710, 192080, 212240, 259994, 297136, 371420, 519988, 649985, 742840, 909979, 1039976, 1299970, 1485680, 1819958, 2079952, 2599940, 3639916, 4549895, 5199880, 7279832, 9099790, 10399760, 14559664, 18199580, 36399160, 72798320]

約数ペア:

[(1, 72798320), (2, 36399160), (4, 18199580), (5, 14559664), (7, 10399760), (8, 9099790), (10, 7279832), (14, 5199880), (16, 4549895), (20, 3639916), (28, 2599940), (35, 2079952), (40, 1819958), (49, 1485680), (56, 1299970), (70, 1039976), (80, 909979), (98, 742840), (112, 649985), (140, 519988), (196, 371420), (245, 297136), (280, 259994), (343, 212240), (379, 192080), (392, 185710), (490, 148568), (560, 129997), (686, 106120), (758, 96040), (784, 92855), (980, 74284), (1372, 53060), (1516, 48020), (1715, 42448), (1895, 38416), (1960, 37142), (2401, 30320), (2653, 27440), (2744, 26530), (3032, 24010), (3430, 21224), (3790, 19208), (3920, 18571), (4802, 15160), (5306, 13720), (5488, 13265), (6064, 12005), (6860, 10612), (7580, 9604)]