257054040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12527}}^1$

素因数の和:12566

約数の個数: 128

約数和(自身を含む): 902016000

約数和(自身を除く): 644961960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 12527, 20520, 25054, 37581, 50108, 62635, 75162, 100216, 112743, 125270, 150324, 187905, 225486, 238013, 250540, 300648, 338229, 375810, 450972, 476026, 501080, 563715, 676458, 714039, 751620, 901944, 952052, 1127430, 1190065, 1352916, 1428078, 1503240, 1691145, 1904104, 2142117, 2254860, 2380130, 2705832, 2856156, 3382290, 3570195, 4284234, 4509720, 4760260, 5712312, 6426351, 6764580, 7140390, 8568468, 9520520, 10710585, 12852702, 13529160, 14280780, 17136936, 21421170, 25705404, 28561560, 32131755, 42842340, 51410808, 64263510, 85684680, 128527020, 257054040]

約数ペア:

[(1, 257054040), (2, 128527020), (3, 85684680), (4, 64263510), (5, 51410808), (6, 42842340), (8, 32131755), (9, 28561560), (10, 25705404), (12, 21421170), (15, 17136936), (18, 14280780), (19, 13529160), (20, 12852702), (24, 10710585), (27, 9520520), (30, 8568468), (36, 7140390), (38, 6764580), (40, 6426351), (45, 5712312), (54, 4760260), (57, 4509720), (60, 4284234), (72, 3570195), (76, 3382290), (90, 2856156), (95, 2705832), (108, 2380130), (114, 2254860), (120, 2142117), (135, 1904104), (152, 1691145), (171, 1503240), (180, 1428078), (190, 1352916), (216, 1190065), (228, 1127430), (270, 952052), (285, 901944), (342, 751620), (360, 714039), (380, 676458), (456, 563715), (513, 501080), (540, 476026), (570, 450972), (684, 375810), (760, 338229), (855, 300648), (1026, 250540), (1080, 238013), (1140, 225486), (1368, 187905), (1710, 150324), (2052, 125270), (2280, 112743), (2565, 100216), (3420, 75162), (4104, 62635), (5130, 50108), (6840, 37581), (10260, 25054), (12527, 20520)]