2689969140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{649751}}^1$

素因数の和:649789

約数の個数: 72

約数和(自身を含む): 8514350208

約数和(自身を除く): 5824381068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 649751, 1299502, 1949253, 2599004, 3248755, 3898506, 5847759, 6497510, 7797012, 9746265, 11695518, 12995020, 14944273, 19492530, 23391036, 29238795, 29888546, 38985060, 44832819, 58477590, 59777092, 74721365, 89665638, 116955180, 134498457, 149442730, 179331276, 224164095, 268996914, 298885460, 448328190, 537993828, 672492285, 896656380, 1344984570, 2689969140]

約数ペア:

[(1, 2689969140), (2, 1344984570), (3, 896656380), (4, 672492285), (5, 537993828), (6, 448328190), (9, 298885460), (10, 268996914), (12, 224164095), (15, 179331276), (18, 149442730), (20, 134498457), (23, 116955180), (30, 89665638), (36, 74721365), (45, 59777092), (46, 58477590), (60, 44832819), (69, 38985060), (90, 29888546), (92, 29238795), (115, 23391036), (138, 19492530), (180, 14944273), (207, 12995020), (230, 11695518), (276, 9746265), (345, 7797012), (414, 6497510), (460, 5847759), (690, 3898506), (828, 3248755), (1035, 2599004), (1380, 1949253), (2070, 1299502), (4140, 649751)]