387123520

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{3527}}^1$

素因数の和:3565

約数の個数: 112

約数和(自身を含む): 1075334400

約数和(自身を除く): 688210880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 686, 784, 980, 1120, 1372, 1568, 1715, 1960, 2240, 2744, 3136, 3430, 3527, 3920, 5488, 6860, 7054, 7840, 10976, 13720, 14108, 15680, 17635, 21952, 24689, 27440, 28216, 35270, 49378, 54880, 56432, 70540, 98756, 109760, 112864, 123445, 141080, 172823, 197512, 225728, 246890, 282160, 345646, 395024, 493780, 564320, 691292, 790048, 864115, 987560, 1128640, 1209761, 1382584, 1580096, 1728230, 1975120, 2419522, 2765168, 3456460, 3950240, 4839044, 5530336, 6048805, 6912920, 7900480, 9678088, 11060672, 12097610, 13825840, 19356176, 24195220, 27651680, 38712352, 48390440, 55303360, 77424704, 96780880, 193561760, 387123520]

約数ペア:

[(1, 387123520), (2, 193561760), (4, 96780880), (5, 77424704), (7, 55303360), (8, 48390440), (10, 38712352), (14, 27651680), (16, 24195220), (20, 19356176), (28, 13825840), (32, 12097610), (35, 11060672), (40, 9678088), (49, 7900480), (56, 6912920), (64, 6048805), (70, 5530336), (80, 4839044), (98, 3950240), (112, 3456460), (140, 2765168), (160, 2419522), (196, 1975120), (224, 1728230), (245, 1580096), (280, 1382584), (320, 1209761), (343, 1128640), (392, 987560), (448, 864115), (490, 790048), (560, 691292), (686, 564320), (784, 493780), (980, 395024), (1120, 345646), (1372, 282160), (1568, 246890), (1715, 225728), (1960, 197512), (2240, 172823), (2744, 141080), (3136, 123445), (3430, 112864), (3527, 109760), (3920, 98756), (5488, 70540), (6860, 56432), (7054, 54880), (7840, 49378), (10976, 35270), (13720, 28216), (14108, 27440), (15680, 24689), (17635, 21952)]