1271277720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:431

約数の個数: 256

約数和(自身を含む): 4385664000

約数和(自身を除く): 3114386280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 59, 60, 71, 72, 90, 108, 118, 120, 135, 142, 177, 180, 213, 216, 236, 270, 281, 284, 295, 354, 355, 360, 426, 472, 531, 540, 562, 568, 590, 639, 708, 710, 843, 852, 885, 1062, 1065, 1080, 1124, 1180, 1278, 1405, 1416, 1420, 1593, 1686, 1704, 1770, 1917, 2124, 2130, 2248, 2360, 2529, 2556, 2655, 2810, 2840, 3186, 3195, 3372, 3540, 3834, 4189, 4215, 4248, 4260, 5058, 5112, 5310, 5620, 6372, 6390, 6744, 7080, 7587, 7668, 7965, 8378, 8430, 8520, 9585, 10116, 10620, 11240, 12567, 12645, 12744, 12780, 15174, 15336, 15930, 16579, 16756, 16860, 19170, 19951, 20232, 20945, 21240, 25134, 25290, 25560, 30348, 31860, 33158, 33512, 33720, 37701, 37935, 38340, 39902, 41890, 49737, 50268, 50580, 59853, 60696, 62835, 63720, 66316, 75402, 75870, 76680, 79804, 82895, 83780, 99474, 99755, 100536, 101160, 113103, 119706, 125670, 132632, 149211, 150804, 151740, 159608, 165790, 167560, 179559, 188505, 198948, 199510, 226206, 239412, 248685, 251340, 298422, 299265, 301608, 303480, 331580, 359118, 377010, 397896, 399020, 447633, 452412, 478824, 497370, 502680, 538677, 565515, 596844, 598530, 663160, 718236, 746055, 754020, 798040, 895266, 897795, 904824, 994740, 1077354, 1131030, 1177109, 1193688, 1197060, 1436472, 1492110, 1508040, 1790532, 1795590, 1989480, 2154708, 2238165, 2262060, 2354218, 2394120, 2693385, 2984220, 3531327, 3581064, 3591180, 4309416, 4476330, 4524120, 4708436, 5386770, 5885545, 5968440, 7062654, 7182360, 8952660, 9416872, 10593981, 10773540, 11771090, 14125308, 17656635, 17905320, 21187962, 21547080, 23542180, 28250616, 31781943, 35313270, 42375924, 47084360, 52969905, 63563886, 70626540, 84751848, 105939810, 127127772, 141253080, 158909715, 211879620, 254255544, 317819430, 423759240, 635638860, 1271277720]

約数ペア:

[(1, 1271277720), (2, 635638860), (3, 423759240), (4, 317819430), (5, 254255544), (6, 211879620), (8, 158909715), (9, 141253080), (10, 127127772), (12, 105939810), (15, 84751848), (18, 70626540), (20, 63563886), (24, 52969905), (27, 47084360), (30, 42375924), (36, 35313270), (40, 31781943), (45, 28250616), (54, 23542180), (59, 21547080), (60, 21187962), (71, 17905320), (72, 17656635), (90, 14125308), (108, 11771090), (118, 10773540), (120, 10593981), (135, 9416872), (142, 8952660), (177, 7182360), (180, 7062654), (213, 5968440), (216, 5885545), (236, 5386770), (270, 4708436), (281, 4524120), (284, 4476330), (295, 4309416), (354, 3591180), (355, 3581064), (360, 3531327), (426, 2984220), (472, 2693385), (531, 2394120), (540, 2354218), (562, 2262060), (568, 2238165), (590, 2154708), (639, 1989480), (708, 1795590), (710, 1790532), (843, 1508040), (852, 1492110), (885, 1436472), (1062, 1197060), (1065, 1193688), (1080, 1177109), (1124, 1131030), (1180, 1077354), (1278, 994740), (1405, 904824), (1416, 897795), (1420, 895266), (1593, 798040), (1686, 754020), (1704, 746055), (1770, 718236), (1917, 663160), (2124, 598530), (2130, 596844), (2248, 565515), (2360, 538677), (2529, 502680), (2556, 497370), (2655, 478824), (2810, 452412), (2840, 447633), (3186, 399020), (3195, 397896), (3372, 377010), (3540, 359118), (3834, 331580), (4189, 303480), (4215, 301608), (4248, 299265), (4260, 298422), (5058, 251340), (5112, 248685), (5310, 239412), (5620, 226206), (6372, 199510), (6390, 198948), (6744, 188505), (7080, 179559), (7587, 167560), (7668, 165790), (7965, 159608), (8378, 151740), (8430, 150804), (8520, 149211), (9585, 132632), (10116, 125670), (10620, 119706), (11240, 113103), (12567, 101160), (12645, 100536), (12744, 99755), (12780, 99474), (15174, 83780), (15336, 82895), (15930, 79804), (16579, 76680), (16756, 75870), (16860, 75402), (19170, 66316), (19951, 63720), (20232, 62835), (20945, 60696), (21240, 59853), (25134, 50580), (25290, 50268), (25560, 49737), (30348, 41890), (31860, 39902), (33158, 38340), (33512, 37935), (33720, 37701)]