30765440

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{907}}^1$

素因数の和:979

約数の個数: 64

約数和(自身を含む): 75018960

約数和(自身を除く): 44253520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 424, 530, 640, 848, 907, 1060, 1696, 1814, 2120, 3392, 3628, 4240, 4535, 6784, 7256, 8480, 9070, 14512, 16960, 18140, 29024, 33920, 36280, 48071, 58048, 72560, 96142, 116096, 145120, 192284, 240355, 290240, 384568, 480710, 580480, 769136, 961420, 1538272, 1922840, 3076544, 3845680, 6153088, 7691360, 15382720, 30765440]

約数ペア:

[(1, 30765440), (2, 15382720), (4, 7691360), (5, 6153088), (8, 3845680), (10, 3076544), (16, 1922840), (20, 1538272), (32, 961420), (40, 769136), (53, 580480), (64, 480710), (80, 384568), (106, 290240), (128, 240355), (160, 192284), (212, 145120), (265, 116096), (320, 96142), (424, 72560), (530, 58048), (640, 48071), (848, 36280), (907, 33920), (1060, 29024), (1696, 18140), (1814, 16960), (2120, 14512), (3392, 9070), (3628, 8480), (4240, 7256), (4535, 6784)]