255670020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1697}}^1$

素因数の和:1752

約数の個数: 144

約数和(自身を含む): 830688768

約数和(自身を除く): 575018748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 243, 270, 279, 310, 324, 372, 405, 465, 486, 540, 558, 620, 810, 837, 930, 972, 1116, 1215, 1395, 1620, 1674, 1697, 1860, 2430, 2511, 2790, 3348, 3394, 4185, 4860, 5022, 5091, 5580, 6788, 7533, 8370, 8485, 10044, 10182, 12555, 15066, 15273, 16740, 16970, 20364, 25110, 25455, 30132, 30546, 33940, 37665, 45819, 50220, 50910, 52607, 61092, 75330, 76365, 91638, 101820, 105214, 137457, 150660, 152730, 157821, 183276, 210428, 229095, 263035, 274914, 305460, 315642, 412371, 458190, 473463, 526070, 549828, 631284, 687285, 789105, 824742, 916380, 946926, 1052140, 1374570, 1420389, 1578210, 1649484, 1893852, 2061855, 2367315, 2749140, 2840778, 3156420, 4123710, 4261167, 4734630, 5681556, 7101945, 8247420, 8522334, 9469260, 12783501, 14203890, 17044668, 21305835, 25567002, 28407780, 42611670, 51134004, 63917505, 85223340, 127835010, 255670020]

約数ペア:

[(1, 255670020), (2, 127835010), (3, 85223340), (4, 63917505), (5, 51134004), (6, 42611670), (9, 28407780), (10, 25567002), (12, 21305835), (15, 17044668), (18, 14203890), (20, 12783501), (27, 9469260), (30, 8522334), (31, 8247420), (36, 7101945), (45, 5681556), (54, 4734630), (60, 4261167), (62, 4123710), (81, 3156420), (90, 2840778), (93, 2749140), (108, 2367315), (124, 2061855), (135, 1893852), (155, 1649484), (162, 1578210), (180, 1420389), (186, 1374570), (243, 1052140), (270, 946926), (279, 916380), (310, 824742), (324, 789105), (372, 687285), (405, 631284), (465, 549828), (486, 526070), (540, 473463), (558, 458190), (620, 412371), (810, 315642), (837, 305460), (930, 274914), (972, 263035), (1116, 229095), (1215, 210428), (1395, 183276), (1620, 157821), (1674, 152730), (1697, 150660), (1860, 137457), (2430, 105214), (2511, 101820), (2790, 91638), (3348, 76365), (3394, 75330), (4185, 61092), (4860, 52607), (5022, 50910), (5091, 50220), (5580, 45819), (6788, 37665), (7533, 33940), (8370, 30546), (8485, 30132), (10044, 25455), (10182, 25110), (12555, 20364), (15066, 16970), (15273, 16740)]