268383680

素因数分解:

$2^6\times 5^1\times {\mathrm{347}}^1\times {\mathrm{2417}}^1$

素因数の和:2781

約数の個数: 56

約数和(自身を含む): 641195568

約数和(自身を除く): 372811888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 347, 694, 1388, 1735, 2417, 2776, 3470, 4834, 5552, 6940, 9668, 11104, 12085, 13880, 19336, 22208, 24170, 27760, 38672, 48340, 55520, 77344, 96680, 111040, 154688, 193360, 386720, 773440, 838699, 1677398, 3354796, 4193495, 6709592, 8386990, 13419184, 16773980, 26838368, 33547960, 53676736, 67095920, 134191840, 268383680]

約数ペア:

[(1, 268383680), (2, 134191840), (4, 67095920), (5, 53676736), (8, 33547960), (10, 26838368), (16, 16773980), (20, 13419184), (32, 8386990), (40, 6709592), (64, 4193495), (80, 3354796), (160, 1677398), (320, 838699), (347, 773440), (694, 386720), (1388, 193360), (1735, 154688), (2417, 111040), (2776, 96680), (3470, 77344), (4834, 55520), (5552, 48340), (6940, 38672), (9668, 27760), (11104, 24170), (12085, 22208), (13880, 19336)]