255485880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:651

約数の個数: 256

約数和(自身を含む): 948326400

約数和(自身を除く): 692840520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 31, 36, 39, 40, 45, 52, 54, 60, 62, 65, 72, 78, 90, 93, 104, 108, 117, 120, 124, 130, 135, 155, 156, 180, 186, 195, 216, 234, 248, 260, 270, 279, 310, 312, 351, 360, 372, 390, 403, 465, 468, 520, 540, 558, 585, 587, 620, 702, 744, 780, 806, 837, 930, 936, 1080, 1116, 1170, 1174, 1209, 1240, 1395, 1404, 1560, 1612, 1674, 1755, 1761, 1860, 2015, 2232, 2340, 2348, 2418, 2790, 2808, 2935, 3224, 3348, 3510, 3522, 3627, 3720, 4030, 4185, 4680, 4696, 4836, 5283, 5580, 5870, 6045, 6696, 7020, 7044, 7254, 7631, 8060, 8370, 8805, 9672, 10566, 10881, 11160, 11740, 12090, 14040, 14088, 14508, 15262, 15849, 16120, 16740, 17610, 18135, 18197, 21132, 21762, 22893, 23480, 24180, 26415, 29016, 30524, 31698, 33480, 35220, 36270, 36394, 38155, 42264, 43524, 45786, 48360, 52830, 54405, 54591, 61048, 63396, 68679, 70440, 72540, 72788, 76310, 79245, 87048, 90985, 91572, 105660, 108810, 109182, 114465, 126792, 137358, 145080, 145576, 152620, 158490, 163773, 181970, 183144, 206037, 211320, 217620, 218364, 228930, 236561, 272955, 274716, 305240, 316980, 327546, 343395, 363940, 412074, 435240, 436728, 457860, 473122, 491319, 545910, 549432, 633960, 655092, 686790, 709683, 727880, 818865, 824148, 915720, 946244, 982638, 1030185, 1091820, 1182805, 1310184, 1373580, 1419366, 1637730, 1648296, 1892488, 1965276, 2060370, 2129049, 2183640, 2365610, 2456595, 2747160, 2838732, 3275460, 3548415, 3930552, 4120740, 4258098, 4731220, 4913190, 5677464, 6387147, 6550920, 7096830, 8241480, 8516196, 9462440, 9826380, 10645245, 12774294, 14193660, 17032392, 19652760, 21290490, 25548588, 28387320, 31935735, 42580980, 51097176, 63871470, 85161960, 127742940, 255485880]

約数ペア:

[(1, 255485880), (2, 127742940), (3, 85161960), (4, 63871470), (5, 51097176), (6, 42580980), (8, 31935735), (9, 28387320), (10, 25548588), (12, 21290490), (13, 19652760), (15, 17032392), (18, 14193660), (20, 12774294), (24, 10645245), (26, 9826380), (27, 9462440), (30, 8516196), (31, 8241480), (36, 7096830), (39, 6550920), (40, 6387147), (45, 5677464), (52, 4913190), (54, 4731220), (60, 4258098), (62, 4120740), (65, 3930552), (72, 3548415), (78, 3275460), (90, 2838732), (93, 2747160), (104, 2456595), (108, 2365610), (117, 2183640), (120, 2129049), (124, 2060370), (130, 1965276), (135, 1892488), (155, 1648296), (156, 1637730), (180, 1419366), (186, 1373580), (195, 1310184), (216, 1182805), (234, 1091820), (248, 1030185), (260, 982638), (270, 946244), (279, 915720), (310, 824148), (312, 818865), (351, 727880), (360, 709683), (372, 686790), (390, 655092), (403, 633960), (465, 549432), (468, 545910), (520, 491319), (540, 473122), (558, 457860), (585, 436728), (587, 435240), (620, 412074), (702, 363940), (744, 343395), (780, 327546), (806, 316980), (837, 305240), (930, 274716), (936, 272955), (1080, 236561), (1116, 228930), (1170, 218364), (1174, 217620), (1209, 211320), (1240, 206037), (1395, 183144), (1404, 181970), (1560, 163773), (1612, 158490), (1674, 152620), (1755, 145576), (1761, 145080), (1860, 137358), (2015, 126792), (2232, 114465), (2340, 109182), (2348, 108810), (2418, 105660), (2790, 91572), (2808, 90985), (2935, 87048), (3224, 79245), (3348, 76310), (3510, 72788), (3522, 72540), (3627, 70440), (3720, 68679), (4030, 63396), (4185, 61048), (4680, 54591), (4696, 54405), (4836, 52830), (5283, 48360), (5580, 45786), (5870, 43524), (6045, 42264), (6696, 38155), (7020, 36394), (7044, 36270), (7254, 35220), (7631, 33480), (8060, 31698), (8370, 30524), (8805, 29016), (9672, 26415), (10566, 24180), (10881, 23480), (11160, 22893), (11740, 21762), (12090, 21132), (14040, 18197), (14088, 18135), (14508, 17610), (15262, 16740), (15849, 16120)]