1489749760

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{28387}}^1$

素因数の和:28449

約数の個数: 72

約数和(自身を含む): 3655579536

約数和(自身を除く): 2165829776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 640, 656, 820, 1280, 1312, 1640, 2624, 3280, 5248, 6560, 10496, 13120, 26240, 28387, 52480, 56774, 113548, 141935, 227096, 283870, 454192, 567740, 908384, 1135480, 1163867, 1816768, 2270960, 2327734, 3633536, 4541920, 4655468, 5819335, 7267072, 9083840, 9310936, 11638670, 18167680, 18621872, 23277340, 36335360, 37243744, 46554680, 74487488, 93109360, 148974976, 186218720, 297949952, 372437440, 744874880, 1489749760]

約数ペア:

[(1, 1489749760), (2, 744874880), (4, 372437440), (5, 297949952), (8, 186218720), (10, 148974976), (16, 93109360), (20, 74487488), (32, 46554680), (40, 37243744), (41, 36335360), (64, 23277340), (80, 18621872), (82, 18167680), (128, 11638670), (160, 9310936), (164, 9083840), (205, 7267072), (256, 5819335), (320, 4655468), (328, 4541920), (410, 3633536), (640, 2327734), (656, 2270960), (820, 1816768), (1280, 1163867), (1312, 1135480), (1640, 908384), (2624, 567740), (3280, 454192), (5248, 283870), (6560, 227096), (10496, 141935), (13120, 113548), (26240, 56774), (28387, 52480)]