30814000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 160

約数和(自身を含む): 89137152

約数和(自身を除く): 58323152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 71, 80, 100, 112, 124, 125, 140, 142, 155, 175, 200, 217, 248, 250, 280, 284, 310, 350, 355, 400, 434, 496, 497, 500, 560, 568, 620, 700, 710, 775, 868, 875, 994, 1000, 1085, 1136, 1240, 1400, 1420, 1550, 1736, 1750, 1775, 1988, 2000, 2170, 2201, 2480, 2485, 2800, 2840, 3100, 3472, 3500, 3550, 3875, 3976, 4340, 4402, 4970, 5425, 5680, 6200, 7000, 7100, 7750, 7952, 8680, 8804, 8875, 9940, 10850, 11005, 12400, 12425, 14000, 14200, 15407, 15500, 17360, 17608, 17750, 19880, 21700, 22010, 24850, 27125, 28400, 30814, 31000, 35216, 35500, 39760, 43400, 44020, 49700, 54250, 55025, 61628, 62000, 62125, 71000, 77035, 86800, 88040, 99400, 108500, 110050, 123256, 124250, 142000, 154070, 176080, 198800, 217000, 220100, 246512, 248500, 275125, 308140, 385175, 434000, 440200, 497000, 550250, 616280, 770350, 880400, 994000, 1100500, 1232560, 1540700, 1925875, 2201000, 3081400, 3851750, 4402000, 6162800, 7703500, 15407000, 30814000]

約数ペア:

[(1, 30814000), (2, 15407000), (4, 7703500), (5, 6162800), (7, 4402000), (8, 3851750), (10, 3081400), (14, 2201000), (16, 1925875), (20, 1540700), (25, 1232560), (28, 1100500), (31, 994000), (35, 880400), (40, 770350), (50, 616280), (56, 550250), (62, 497000), (70, 440200), (71, 434000), (80, 385175), (100, 308140), (112, 275125), (124, 248500), (125, 246512), (140, 220100), (142, 217000), (155, 198800), (175, 176080), (200, 154070), (217, 142000), (248, 124250), (250, 123256), (280, 110050), (284, 108500), (310, 99400), (350, 88040), (355, 86800), (400, 77035), (434, 71000), (496, 62125), (497, 62000), (500, 61628), (560, 55025), (568, 54250), (620, 49700), (700, 44020), (710, 43400), (775, 39760), (868, 35500), (875, 35216), (994, 31000), (1000, 30814), (1085, 28400), (1136, 27125), (1240, 24850), (1400, 22010), (1420, 21700), (1550, 19880), (1736, 17750), (1750, 17608), (1775, 17360), (1988, 15500), (2000, 15407), (2170, 14200), (2201, 14000), (2480, 12425), (2485, 12400), (2800, 11005), (2840, 10850), (3100, 9940), (3472, 8875), (3500, 8804), (3550, 8680), (3875, 7952), (3976, 7750), (4340, 7100), (4402, 7000), (4970, 6200), (5425, 5680)]