30905401856

素因数分解:

$2^9\times 7^1\times {\mathrm{787}}^1\times {\mathrm{10957}}^1$

素因数の和:11769

約数の個数: 80

約数和(自身を含む): 70668054336

約数和(自身を除く): 39762652480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 787, 896, 1574, 1792, 3148, 3584, 5509, 6296, 10957, 11018, 12592, 21914, 22036, 25184, 43828, 44072, 50368, 76699, 87656, 88144, 100736, 153398, 175312, 176288, 201472, 306796, 350624, 352576, 402944, 613592, 701248, 705152, 1227184, 1402496, 1410304, 2454368, 2804992, 2820608, 4908736, 5609984, 8623159, 9817472, 17246318, 19634944, 34492636, 39269888, 60362113, 68985272, 120724226, 137970544, 241448452, 275941088, 482896904, 551882176, 965793808, 1103764352, 1931587616, 2207528704, 3863175232, 4415057408, 7726350464, 15452700928, 30905401856]

約数ペア:

[(1, 30905401856), (2, 15452700928), (4, 7726350464), (7, 4415057408), (8, 3863175232), (14, 2207528704), (16, 1931587616), (28, 1103764352), (32, 965793808), (56, 551882176), (64, 482896904), (112, 275941088), (128, 241448452), (224, 137970544), (256, 120724226), (448, 68985272), (512, 60362113), (787, 39269888), (896, 34492636), (1574, 19634944), (1792, 17246318), (3148, 9817472), (3584, 8623159), (5509, 5609984), (6296, 4908736), (10957, 2820608), (11018, 2804992), (12592, 2454368), (21914, 1410304), (22036, 1402496), (25184, 1227184), (43828, 705152), (44072, 701248), (50368, 613592), (76699, 402944), (87656, 352576), (88144, 350624), (100736, 306796), (153398, 201472), (175312, 176288)]