378574980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{128767}}^1$

素因数の和:128793

約数の個数: 72

約数和(自身を含む): 1233082368

約数和(自身を除く): 854507388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 128767, 257534, 386301, 515068, 643835, 772602, 901369, 1287670, 1545204, 1802738, 1931505, 2575340, 2704107, 3605476, 3863010, 4506845, 5408214, 6309583, 7726020, 9013690, 10816428, 12619166, 13520535, 18027380, 18928749, 25238332, 27041070, 31547915, 37857498, 54082140, 63095830, 75714996, 94643745, 126191660, 189287490, 378574980]

約数ペア:

[(1, 378574980), (2, 189287490), (3, 126191660), (4, 94643745), (5, 75714996), (6, 63095830), (7, 54082140), (10, 37857498), (12, 31547915), (14, 27041070), (15, 25238332), (20, 18928749), (21, 18027380), (28, 13520535), (30, 12619166), (35, 10816428), (42, 9013690), (49, 7726020), (60, 6309583), (70, 5408214), (84, 4506845), (98, 3863010), (105, 3605476), (140, 2704107), (147, 2575340), (196, 1931505), (210, 1802738), (245, 1545204), (294, 1287670), (420, 901369), (490, 772602), (588, 643835), (735, 515068), (980, 386301), (1470, 257534), (2940, 128767)]