80031840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23819}}^1$

素因数の和:23844

約数の個数: 96

約数和(自身を含む): 288126720

約数和(自身を除く): 208094880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 23819, 47638, 71457, 95276, 119095, 142914, 166733, 190552, 238190, 285828, 333466, 357285, 381104, 476380, 500199, 571656, 666932, 714570, 762208, 833665, 952760, 1000398, 1143312, 1333864, 1429140, 1667330, 1905520, 2000796, 2286624, 2500995, 2667728, 2858280, 3334660, 3811040, 4001592, 5001990, 5335456, 5716560, 6669320, 8003184, 10003980, 11433120, 13338640, 16006368, 20007960, 26677280, 40015920, 80031840]

約数ペア:

[(1, 80031840), (2, 40015920), (3, 26677280), (4, 20007960), (5, 16006368), (6, 13338640), (7, 11433120), (8, 10003980), (10, 8003184), (12, 6669320), (14, 5716560), (15, 5335456), (16, 5001990), (20, 4001592), (21, 3811040), (24, 3334660), (28, 2858280), (30, 2667728), (32, 2500995), (35, 2286624), (40, 2000796), (42, 1905520), (48, 1667330), (56, 1429140), (60, 1333864), (70, 1143312), (80, 1000398), (84, 952760), (96, 833665), (105, 762208), (112, 714570), (120, 666932), (140, 571656), (160, 500199), (168, 476380), (210, 381104), (224, 357285), (240, 333466), (280, 285828), (336, 238190), (420, 190552), (480, 166733), (560, 142914), (672, 119095), (840, 95276), (1120, 71457), (1680, 47638), (3360, 23819)]