255673740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:392

約数の個数: 192

約数和(自身を含む): 859299840

約数和(自身を除く): 603626100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 73, 84, 93, 105, 124, 140, 146, 155, 186, 210, 217, 219, 269, 292, 310, 365, 372, 420, 434, 438, 465, 511, 538, 620, 651, 730, 807, 868, 876, 930, 1022, 1076, 1085, 1095, 1302, 1345, 1460, 1533, 1614, 1860, 1883, 2044, 2170, 2190, 2263, 2555, 2604, 2690, 3066, 3228, 3255, 3766, 4035, 4340, 4380, 4526, 5110, 5380, 5649, 6132, 6510, 6789, 7532, 7665, 8070, 8339, 9052, 9415, 10220, 11298, 11315, 13020, 13578, 15330, 15841, 16140, 16678, 18830, 19637, 22596, 22630, 25017, 27156, 28245, 30660, 31682, 33356, 33945, 37660, 39274, 41695, 45260, 47523, 50034, 56490, 58373, 58911, 63364, 67890, 78548, 79205, 83390, 95046, 98185, 100068, 112980, 116746, 117822, 125085, 135780, 137459, 158410, 166780, 175119, 190092, 196370, 233492, 235644, 237615, 250170, 274918, 291865, 294555, 316820, 350238, 392740, 412377, 475230, 500340, 549836, 583730, 589110, 608747, 687295, 700476, 824754, 875595, 950460, 1167460, 1178220, 1217494, 1374590, 1649508, 1751190, 1826241, 2061885, 2434988, 2749180, 3043735, 3502380, 3652482, 4123770, 4261229, 6087470, 7304964, 8247540, 8522458, 9131205, 12174940, 12783687, 17044916, 18262410, 21306145, 25567374, 36524820, 42612290, 51134748, 63918435, 85224580, 127836870, 255673740]

約数ペア:

[(1, 255673740), (2, 127836870), (3, 85224580), (4, 63918435), (5, 51134748), (6, 42612290), (7, 36524820), (10, 25567374), (12, 21306145), (14, 18262410), (15, 17044916), (20, 12783687), (21, 12174940), (28, 9131205), (30, 8522458), (31, 8247540), (35, 7304964), (42, 6087470), (60, 4261229), (62, 4123770), (70, 3652482), (73, 3502380), (84, 3043735), (93, 2749180), (105, 2434988), (124, 2061885), (140, 1826241), (146, 1751190), (155, 1649508), (186, 1374590), (210, 1217494), (217, 1178220), (219, 1167460), (269, 950460), (292, 875595), (310, 824754), (365, 700476), (372, 687295), (420, 608747), (434, 589110), (438, 583730), (465, 549836), (511, 500340), (538, 475230), (620, 412377), (651, 392740), (730, 350238), (807, 316820), (868, 294555), (876, 291865), (930, 274918), (1022, 250170), (1076, 237615), (1085, 235644), (1095, 233492), (1302, 196370), (1345, 190092), (1460, 175119), (1533, 166780), (1614, 158410), (1860, 137459), (1883, 135780), (2044, 125085), (2170, 117822), (2190, 116746), (2263, 112980), (2555, 100068), (2604, 98185), (2690, 95046), (3066, 83390), (3228, 79205), (3255, 78548), (3766, 67890), (4035, 63364), (4340, 58911), (4380, 58373), (4526, 56490), (5110, 50034), (5380, 47523), (5649, 45260), (6132, 41695), (6510, 39274), (6789, 37660), (7532, 33945), (7665, 33356), (8070, 31682), (8339, 30660), (9052, 28245), (9415, 27156), (10220, 25017), (11298, 22630), (11315, 22596), (13020, 19637), (13578, 18830), (15330, 16678), (15841, 16140)]