85742280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 256

約数和(自身を含む): 319334400

約数和(自身を除く): 233592120

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, 197, 216, 234, 248, 260, 270, 279, 310, 312, 351, 360, 372, 390, 394, 403, 465, 468, 520, 540, 558, 585, 591, 620, 702, 744, 780, 788, 806, 837, 930, 936, 985, 1080, 1116, 1170, 1182, 1209, 1240, 1395, 1404, 1560, 1576, 1612, 1674, 1755, 1773, 1860, 1970, 2015, 2232, 2340, 2364, 2418, 2561, 2790, 2808, 2955, 3224, 3348, 3510, 3546, 3627, 3720, 3940, 4030, 4185, 4680, 4728, 4836, 5122, 5319, 5580, 5910, 6045, 6107, 6696, 7020, 7092, 7254, 7683, 7880, 8060, 8370, 8865, 9672, 10244, 10638, 10881, 11160, 11820, 12090, 12214, 12805, 14040, 14184, 14508, 15366, 16120, 16740, 17730, 18135, 18321, 20488, 21276, 21762, 23049, 23640, 24180, 24428, 25610, 26595, 29016, 30535, 30732, 33480, 35460, 36270, 36642, 38415, 42552, 43524, 46098, 48360, 48856, 51220, 53190, 54405, 54963, 61070, 61464, 69147, 70920, 72540, 73284, 76830, 79391, 87048, 91605, 92196, 102440, 106380, 108810, 109926, 115245, 122140, 138294, 145080, 146568, 153660, 158782, 164889, 183210, 184392, 212760, 217620, 219852, 230490, 238173, 244280, 274815, 276588, 307320, 317564, 329778, 345735, 366420, 396955, 435240, 439704, 460980, 476346, 549630, 553176, 635128, 659556, 691470, 714519, 732840, 793910, 824445, 921960, 952692, 1099260, 1190865, 1319112, 1382940, 1429038, 1587820, 1648890, 1905384, 2143557, 2198520, 2381730, 2765880, 2858076, 3175640, 3297780, 3572595, 4287114, 4763460, 5716152, 6595560, 7145190, 8574228, 9526920, 10717785, 14290380, 17148456, 21435570, 28580760, 42871140, 85742280]

約数ペア:

[(1, 85742280), (2, 42871140), (3, 28580760), (4, 21435570), (5, 17148456), (6, 14290380), (8, 10717785), (9, 9526920), (10, 8574228), (12, 7145190), (13, 6595560), (15, 5716152), (18, 4763460), (20, 4287114), (24, 3572595), (26, 3297780), (27, 3175640), (30, 2858076), (31, 2765880), (36, 2381730), (39, 2198520), (40, 2143557), (45, 1905384), (52, 1648890), (54, 1587820), (60, 1429038), (62, 1382940), (65, 1319112), (72, 1190865), (78, 1099260), (90, 952692), (93, 921960), (104, 824445), (108, 793910), (117, 732840), (120, 714519), (124, 691470), (130, 659556), (135, 635128), (155, 553176), (156, 549630), (180, 476346), (186, 460980), (195, 439704), (197, 435240), (216, 396955), (234, 366420), (248, 345735), (260, 329778), (270, 317564), (279, 307320), (310, 276588), (312, 274815), (351, 244280), (360, 238173), (372, 230490), (390, 219852), (394, 217620), (403, 212760), (465, 184392), (468, 183210), (520, 164889), (540, 158782), (558, 153660), (585, 146568), (591, 145080), (620, 138294), (702, 122140), (744, 115245), (780, 109926), (788, 108810), (806, 106380), (837, 102440), (930, 92196), (936, 91605), (985, 87048), (1080, 79391), (1116, 76830), (1170, 73284), (1182, 72540), (1209, 70920), (1240, 69147), (1395, 61464), (1404, 61070), (1560, 54963), (1576, 54405), (1612, 53190), (1674, 51220), (1755, 48856), (1773, 48360), (1860, 46098), (1970, 43524), (2015, 42552), (2232, 38415), (2340, 36642), (2364, 36270), (2418, 35460), (2561, 33480), (2790, 30732), (2808, 30535), (2955, 29016), (3224, 26595), (3348, 25610), (3510, 24428), (3546, 24180), (3627, 23640), (3720, 23049), (3940, 21762), (4030, 21276), (4185, 20488), (4680, 18321), (4728, 18135), (4836, 17730), (5122, 16740), (5319, 16120), (5580, 15366), (5910, 14508), (6045, 14184), (6107, 14040), (6696, 12805), (7020, 12214), (7092, 12090), (7254, 11820), (7683, 11160), (7880, 10881), (8060, 10638), (8370, 10244), (8865, 9672)]