1275891840

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{221509}}^1$

素因数の和:221534

約数の個数: 96

約数和(自身を含む): 4405833900

約数和(自身を除く): 3129942060

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, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 221509, 443018, 664527, 886036, 1107545, 1329054, 1772072, 1993581, 2215090, 2658108, 3322635, 3544144, 3987162, 4430180, 5316216, 6645270, 7088288, 7974324, 8860360, 9967905, 10632432, 13290540, 14176576, 15948648, 17720720, 19935810, 21264864, 26581080, 28353152, 31897296, 35441440, 39871620, 42529728, 53162160, 63794592, 70882880, 79743240, 85059456, 106324320, 127589184, 141765760, 159486480, 212648640, 255178368, 318972960, 425297280, 637945920, 1275891840]

約数ペア:

[(1, 1275891840), (2, 637945920), (3, 425297280), (4, 318972960), (5, 255178368), (6, 212648640), (8, 159486480), (9, 141765760), (10, 127589184), (12, 106324320), (15, 85059456), (16, 79743240), (18, 70882880), (20, 63794592), (24, 53162160), (30, 42529728), (32, 39871620), (36, 35441440), (40, 31897296), (45, 28353152), (48, 26581080), (60, 21264864), (64, 19935810), (72, 17720720), (80, 15948648), (90, 14176576), (96, 13290540), (120, 10632432), (128, 9967905), (144, 8860360), (160, 7974324), (180, 7088288), (192, 6645270), (240, 5316216), (288, 4430180), (320, 3987162), (360, 3544144), (384, 3322635), (480, 2658108), (576, 2215090), (640, 1993581), (720, 1772072), (960, 1329054), (1152, 1107545), (1440, 886036), (1920, 664527), (2880, 443018), (5760, 221509)]