393844640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15289}}^1$

素因数の和:15334

約数の個数: 96

約数和(自身を含む): 1109687040

約数和(自身を除く): 715842400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 736, 805, 920, 1120, 1288, 1610, 1840, 2576, 3220, 3680, 5152, 6440, 12880, 15289, 25760, 30578, 61156, 76445, 107023, 122312, 152890, 214046, 244624, 305780, 351647, 428092, 489248, 535115, 611560, 703294, 856184, 1070230, 1223120, 1406588, 1712368, 1758235, 2140460, 2446240, 2461529, 2813176, 3424736, 3516470, 4280920, 4923058, 5626352, 7032940, 8561840, 9846116, 11252704, 12307645, 14065880, 17123680, 19692232, 24615290, 28131760, 39384464, 49230580, 56263520, 78768928, 98461160, 196922320, 393844640]

約数ペア:

[(1, 393844640), (2, 196922320), (4, 98461160), (5, 78768928), (7, 56263520), (8, 49230580), (10, 39384464), (14, 28131760), (16, 24615290), (20, 19692232), (23, 17123680), (28, 14065880), (32, 12307645), (35, 11252704), (40, 9846116), (46, 8561840), (56, 7032940), (70, 5626352), (80, 4923058), (92, 4280920), (112, 3516470), (115, 3424736), (140, 2813176), (160, 2461529), (161, 2446240), (184, 2140460), (224, 1758235), (230, 1712368), (280, 1406588), (322, 1223120), (368, 1070230), (460, 856184), (560, 703294), (644, 611560), (736, 535115), (805, 489248), (920, 428092), (1120, 351647), (1288, 305780), (1610, 244624), (1840, 214046), (2576, 152890), (3220, 122312), (3680, 107023), (5152, 76445), (6440, 61156), (12880, 30578), (15289, 25760)]