220331880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6581}}^1$

素因数の和:6632

約数の個数: 128

約数和(自身を含む): 758246400

約数和(自身を除く): 537914520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6581, 6696, 8370, 11160, 13162, 16740, 19743, 26324, 32905, 33480, 39486, 52648, 59229, 65810, 78972, 98715, 118458, 131620, 157944, 177687, 197430, 204011, 236916, 263240, 296145, 355374, 394860, 408022, 473832, 592290, 612033, 710748, 789720, 816044, 888435, 1020055, 1184580, 1224066, 1421496, 1632088, 1776870, 1836099, 2040110, 2369160, 2448132, 3060165, 3553740, 3672198, 4080220, 4896264, 5508297, 6120330, 7107480, 7344396, 8160440, 9180495, 11016594, 12240660, 14688792, 18360990, 22033188, 24481320, 27541485, 36721980, 44066376, 55082970, 73443960, 110165940, 220331880]

約数ペア:

[(1, 220331880), (2, 110165940), (3, 73443960), (4, 55082970), (5, 44066376), (6, 36721980), (8, 27541485), (9, 24481320), (10, 22033188), (12, 18360990), (15, 14688792), (18, 12240660), (20, 11016594), (24, 9180495), (27, 8160440), (30, 7344396), (31, 7107480), (36, 6120330), (40, 5508297), (45, 4896264), (54, 4080220), (60, 3672198), (62, 3553740), (72, 3060165), (90, 2448132), (93, 2369160), (108, 2040110), (120, 1836099), (124, 1776870), (135, 1632088), (155, 1421496), (180, 1224066), (186, 1184580), (216, 1020055), (248, 888435), (270, 816044), (279, 789720), (310, 710748), (360, 612033), (372, 592290), (465, 473832), (540, 408022), (558, 394860), (620, 355374), (744, 296145), (837, 263240), (930, 236916), (1080, 204011), (1116, 197430), (1240, 177687), (1395, 157944), (1674, 131620), (1860, 118458), (2232, 98715), (2790, 78972), (3348, 65810), (3720, 59229), (4185, 52648), (5580, 39486), (6581, 33480), (6696, 32905), (8370, 26324), (11160, 19743), (13162, 16740)]