1920720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:220

約数の個数: 80

約数和(自身を含む): 6106752

約数和(自身を除く): 4186032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 151, 159, 212, 240, 265, 302, 318, 424, 453, 530, 604, 636, 755, 795, 848, 906, 1060, 1208, 1272, 1510, 1590, 1812, 2120, 2265, 2416, 2544, 3020, 3180, 3624, 4240, 4530, 6040, 6360, 7248, 8003, 9060, 12080, 12720, 16006, 18120, 24009, 32012, 36240, 40015, 48018, 64024, 80030, 96036, 120045, 128048, 160060, 192072, 240090, 320120, 384144, 480180, 640240, 960360, 1920720]

約数ペア:

[(1, 1920720), (2, 960360), (3, 640240), (4, 480180), (5, 384144), (6, 320120), (8, 240090), (10, 192072), (12, 160060), (15, 128048), (16, 120045), (20, 96036), (24, 80030), (30, 64024), (40, 48018), (48, 40015), (53, 36240), (60, 32012), (80, 24009), (106, 18120), (120, 16006), (151, 12720), (159, 12080), (212, 9060), (240, 8003), (265, 7248), (302, 6360), (318, 6040), (424, 4530), (453, 4240), (530, 3624), (604, 3180), (636, 3020), (755, 2544), (795, 2416), (848, 2265), (906, 2120), (1060, 1812), (1208, 1590), (1272, 1510)]