406988640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2063}}^1$

素因数の和:2221

約数の個数: 144

約数和(自身を含む): 1399664448

約数和(自身を除く): 992675808

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 137, 144, 160, 180, 240, 274, 288, 360, 411, 480, 548, 685, 720, 822, 1096, 1233, 1370, 1440, 1644, 2055, 2063, 2192, 2466, 2740, 3288, 4110, 4126, 4384, 4932, 5480, 6165, 6189, 6576, 8220, 8252, 9864, 10315, 10960, 12330, 12378, 13152, 16440, 16504, 18567, 19728, 20630, 21920, 24660, 24756, 30945, 32880, 33008, 37134, 39456, 41260, 49320, 49512, 61890, 65760, 66016, 74268, 82520, 92835, 98640, 99024, 123780, 148536, 165040, 185670, 197280, 198048, 247560, 282631, 297072, 330080, 371340, 495120, 565262, 594144, 742680, 847893, 990240, 1130524, 1413155, 1485360, 1695786, 2261048, 2543679, 2826310, 2970720, 3391572, 4239465, 4522096, 5087358, 5652620, 6783144, 8478930, 9044192, 10174716, 11305240, 12718395, 13566288, 16957860, 20349432, 22610480, 25436790, 27132576, 33915720, 40698864, 45220960, 50873580, 67831440, 81397728, 101747160, 135662880, 203494320, 406988640]

約数ペア:

[(1, 406988640), (2, 203494320), (3, 135662880), (4, 101747160), (5, 81397728), (6, 67831440), (8, 50873580), (9, 45220960), (10, 40698864), (12, 33915720), (15, 27132576), (16, 25436790), (18, 22610480), (20, 20349432), (24, 16957860), (30, 13566288), (32, 12718395), (36, 11305240), (40, 10174716), (45, 9044192), (48, 8478930), (60, 6783144), (72, 5652620), (80, 5087358), (90, 4522096), (96, 4239465), (120, 3391572), (137, 2970720), (144, 2826310), (160, 2543679), (180, 2261048), (240, 1695786), (274, 1485360), (288, 1413155), (360, 1130524), (411, 990240), (480, 847893), (548, 742680), (685, 594144), (720, 565262), (822, 495120), (1096, 371340), (1233, 330080), (1370, 297072), (1440, 282631), (1644, 247560), (2055, 198048), (2063, 197280), (2192, 185670), (2466, 165040), (2740, 148536), (3288, 123780), (4110, 99024), (4126, 98640), (4384, 92835), (4932, 82520), (5480, 74268), (6165, 66016), (6189, 65760), (6576, 61890), (8220, 49512), (8252, 49320), (9864, 41260), (10315, 39456), (10960, 37134), (12330, 33008), (12378, 32880), (13152, 30945), (16440, 24756), (16504, 24660), (18567, 21920), (19728, 20630)]