551181240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:315

約数の個数: 256

約数和(自身を含む): 1927065600

約数和(自身を除く): 1375884360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 101, 108, 120, 124, 135, 155, 163, 180, 186, 202, 216, 248, 270, 279, 303, 310, 326, 360, 372, 404, 465, 489, 505, 540, 558, 606, 620, 652, 744, 808, 815, 837, 909, 930, 978, 1010, 1080, 1116, 1212, 1240, 1304, 1395, 1467, 1515, 1630, 1674, 1818, 1860, 1956, 2020, 2232, 2424, 2445, 2727, 2790, 2934, 3030, 3131, 3260, 3348, 3636, 3720, 3912, 4040, 4185, 4401, 4545, 4890, 5053, 5454, 5580, 5868, 6060, 6262, 6520, 6696, 7272, 7335, 8370, 8802, 9090, 9393, 9780, 10106, 10908, 11160, 11736, 12120, 12524, 13635, 14670, 15159, 15655, 16463, 16740, 17604, 18180, 18786, 19560, 20212, 21816, 22005, 25048, 25265, 27270, 28179, 29340, 30318, 31310, 32926, 33480, 35208, 36360, 37572, 40424, 44010, 45477, 46965, 49389, 50530, 54540, 56358, 58680, 60636, 62620, 65852, 75144, 75795, 82315, 84537, 88020, 90954, 93930, 98778, 101060, 109080, 112716, 121272, 125240, 131704, 136431, 140895, 148167, 151590, 164630, 169074, 176040, 181908, 187860, 197556, 202120, 225432, 227385, 246945, 272862, 281790, 296334, 303180, 329260, 338148, 363816, 375720, 395112, 422685, 444501, 454770, 493890, 510353, 545724, 563580, 592668, 606360, 658520, 676296, 682155, 740835, 845370, 889002, 909540, 987780, 1020706, 1091448, 1127160, 1185336, 1364310, 1481670, 1531059, 1690740, 1778004, 1819080, 1975560, 2041412, 2222505, 2551765, 2728620, 2963340, 3062118, 3381480, 3556008, 4082824, 4445010, 4593177, 5103530, 5457240, 5926680, 6124236, 7655295, 8890020, 9186354, 10207060, 12248472, 13779531, 15310590, 17780040, 18372708, 20414120, 22965885, 27559062, 30621180, 36745416, 45931770, 55118124, 61242360, 68897655, 91863540, 110236248, 137795310, 183727080, 275590620, 551181240]

約数ペア:

[(1, 551181240), (2, 275590620), (3, 183727080), (4, 137795310), (5, 110236248), (6, 91863540), (8, 68897655), (9, 61242360), (10, 55118124), (12, 45931770), (15, 36745416), (18, 30621180), (20, 27559062), (24, 22965885), (27, 20414120), (30, 18372708), (31, 17780040), (36, 15310590), (40, 13779531), (45, 12248472), (54, 10207060), (60, 9186354), (62, 8890020), (72, 7655295), (90, 6124236), (93, 5926680), (101, 5457240), (108, 5103530), (120, 4593177), (124, 4445010), (135, 4082824), (155, 3556008), (163, 3381480), (180, 3062118), (186, 2963340), (202, 2728620), (216, 2551765), (248, 2222505), (270, 2041412), (279, 1975560), (303, 1819080), (310, 1778004), (326, 1690740), (360, 1531059), (372, 1481670), (404, 1364310), (465, 1185336), (489, 1127160), (505, 1091448), (540, 1020706), (558, 987780), (606, 909540), (620, 889002), (652, 845370), (744, 740835), (808, 682155), (815, 676296), (837, 658520), (909, 606360), (930, 592668), (978, 563580), (1010, 545724), (1080, 510353), (1116, 493890), (1212, 454770), (1240, 444501), (1304, 422685), (1395, 395112), (1467, 375720), (1515, 363816), (1630, 338148), (1674, 329260), (1818, 303180), (1860, 296334), (1956, 281790), (2020, 272862), (2232, 246945), (2424, 227385), (2445, 225432), (2727, 202120), (2790, 197556), (2934, 187860), (3030, 181908), (3131, 176040), (3260, 169074), (3348, 164630), (3636, 151590), (3720, 148167), (3912, 140895), (4040, 136431), (4185, 131704), (4401, 125240), (4545, 121272), (4890, 112716), (5053, 109080), (5454, 101060), (5580, 98778), (5868, 93930), (6060, 90954), (6262, 88020), (6520, 84537), (6696, 82315), (7272, 75795), (7335, 75144), (8370, 65852), (8802, 62620), (9090, 60636), (9393, 58680), (9780, 56358), (10106, 54540), (10908, 50530), (11160, 49389), (11736, 46965), (12120, 45477), (12524, 44010), (13635, 40424), (14670, 37572), (15159, 36360), (15655, 35208), (16463, 33480), (16740, 32926), (17604, 31310), (18180, 30318), (18786, 29340), (19560, 28179), (20212, 27270), (21816, 25265), (22005, 25048)]