30348640

素因数分解:

$2^5\times 5^1\times 7^4\times {\mathrm{79}}^1$

素因数の和:122

約数の個数: 120

約数和(自身を含む): 84702240

約数和(自身を除く): 54353600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 79, 80, 98, 112, 140, 158, 160, 196, 224, 245, 280, 316, 343, 392, 395, 490, 553, 560, 632, 686, 784, 790, 980, 1106, 1120, 1264, 1372, 1568, 1580, 1715, 1960, 2212, 2401, 2528, 2744, 2765, 3160, 3430, 3871, 3920, 4424, 4802, 5488, 5530, 6320, 6860, 7742, 7840, 8848, 9604, 10976, 11060, 12005, 12640, 13720, 15484, 17696, 19208, 19355, 22120, 24010, 27097, 27440, 30968, 38416, 38710, 44240, 48020, 54194, 54880, 61936, 76832, 77420, 88480, 96040, 108388, 123872, 135485, 154840, 189679, 192080, 216776, 270970, 309680, 379358, 384160, 433552, 541940, 619360, 758716, 867104, 948395, 1083880, 1517432, 1896790, 2167760, 3034864, 3793580, 4335520, 6069728, 7587160, 15174320, 30348640]

約数ペア:

[(1, 30348640), (2, 15174320), (4, 7587160), (5, 6069728), (7, 4335520), (8, 3793580), (10, 3034864), (14, 2167760), (16, 1896790), (20, 1517432), (28, 1083880), (32, 948395), (35, 867104), (40, 758716), (49, 619360), (56, 541940), (70, 433552), (79, 384160), (80, 379358), (98, 309680), (112, 270970), (140, 216776), (158, 192080), (160, 189679), (196, 154840), (224, 135485), (245, 123872), (280, 108388), (316, 96040), (343, 88480), (392, 77420), (395, 76832), (490, 61936), (553, 54880), (560, 54194), (632, 48020), (686, 44240), (784, 38710), (790, 38416), (980, 30968), (1106, 27440), (1120, 27097), (1264, 24010), (1372, 22120), (1568, 19355), (1580, 19208), (1715, 17696), (1960, 15484), (2212, 13720), (2401, 12640), (2528, 12005), (2744, 11060), (2765, 10976), (3160, 9604), (3430, 8848), (3871, 7840), (3920, 7742), (4424, 6860), (4802, 6320), (5488, 5530)]