20175724080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{252449}}^1$

素因数の和:252508

約数の個数: 160

約数和(自身を含む): 71372664000

約数和(自身を除く): 51196939920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 108, 111, 120, 135, 144, 148, 180, 185, 216, 222, 240, 270, 296, 333, 360, 370, 432, 444, 540, 555, 592, 666, 720, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1776, 1998, 2160, 2220, 2664, 2960, 3330, 3996, 4440, 4995, 5328, 6660, 7992, 8880, 9990, 13320, 15984, 19980, 26640, 39960, 79920, 252449, 504898, 757347, 1009796, 1262245, 1514694, 2019592, 2272041, 2524490, 3029388, 3786735, 4039184, 4544082, 5048980, 6058776, 6816123, 7573470, 9088164, 9340613, 10097960, 11360205, 12117552, 13632246, 15146940, 18176328, 18681226, 20195920, 22720410, 27264492, 28021839, 30293880, 34080615, 36352656, 37362452, 45440820, 46703065, 54528984, 56043678, 60587760, 68161230, 74724904, 84065517, 90881640, 93406130, 109057968, 112087356, 136322460, 140109195, 149449808, 168131034, 181763280, 186812260, 224174712, 252196551, 272644920, 280218390, 336262068, 373624520, 420327585, 448349424, 504393102, 545289840, 560436780, 672524136, 747249040, 840655170, 1008786204, 1120873560, 1260982755, 1345048272, 1681310340, 2017572408, 2241747120, 2521965510, 3362620680, 4035144816, 5043931020, 6725241360, 10087862040, 20175724080]

約数ペア:

[(1, 20175724080), (2, 10087862040), (3, 6725241360), (4, 5043931020), (5, 4035144816), (6, 3362620680), (8, 2521965510), (9, 2241747120), (10, 2017572408), (12, 1681310340), (15, 1345048272), (16, 1260982755), (18, 1120873560), (20, 1008786204), (24, 840655170), (27, 747249040), (30, 672524136), (36, 560436780), (37, 545289840), (40, 504393102), (45, 448349424), (48, 420327585), (54, 373624520), (60, 336262068), (72, 280218390), (74, 272644920), (80, 252196551), (90, 224174712), (108, 186812260), (111, 181763280), (120, 168131034), (135, 149449808), (144, 140109195), (148, 136322460), (180, 112087356), (185, 109057968), (216, 93406130), (222, 90881640), (240, 84065517), (270, 74724904), (296, 68161230), (333, 60587760), (360, 56043678), (370, 54528984), (432, 46703065), (444, 45440820), (540, 37362452), (555, 36352656), (592, 34080615), (666, 30293880), (720, 28021839), (740, 27264492), (888, 22720410), (999, 20195920), (1080, 18681226), (1110, 18176328), (1332, 15146940), (1480, 13632246), (1665, 12117552), (1776, 11360205), (1998, 10097960), (2160, 9340613), (2220, 9088164), (2664, 7573470), (2960, 6816123), (3330, 6058776), (3996, 5048980), (4440, 4544082), (4995, 4039184), (5328, 3786735), (6660, 3029388), (7992, 2524490), (8880, 2272041), (9990, 2019592), (13320, 1514694), (15984, 1262245), (19980, 1009796), (26640, 757347), (39960, 504898), (79920, 252449)]