21450490800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{11909}}^1$

素因数の和:12028

約数の個数: 240

約数和(自身を含む): 73251264000

約数和(自身を除く): 51800773200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 38, 40, 48, 50, 57, 60, 75, 76, 79, 80, 95, 100, 114, 120, 150, 152, 158, 190, 200, 228, 237, 240, 285, 300, 304, 316, 380, 395, 400, 456, 474, 475, 570, 600, 632, 760, 790, 912, 948, 950, 1140, 1185, 1200, 1264, 1425, 1501, 1520, 1580, 1896, 1900, 1975, 2280, 2370, 2850, 3002, 3160, 3792, 3800, 3950, 4503, 4560, 4740, 5700, 5925, 6004, 6320, 7505, 7600, 7900, 9006, 9480, 11400, 11850, 11909, 12008, 15010, 15800, 18012, 18960, 22515, 22800, 23700, 23818, 24016, 30020, 31600, 35727, 36024, 37525, 45030, 47400, 47636, 59545, 60040, 71454, 72048, 75050, 90060, 94800, 95272, 112575, 119090, 120080, 142908, 150100, 178635, 180120, 190544, 225150, 226271, 238180, 285816, 297725, 300200, 357270, 360240, 450300, 452542, 476360, 571632, 595450, 600400, 678813, 714540, 893175, 900600, 905084, 940811, 952720, 1131355, 1190900, 1357626, 1429080, 1786350, 1801200, 1810168, 1881622, 2262710, 2381800, 2715252, 2822433, 2858160, 3394065, 3572700, 3620336, 3763244, 4525420, 4704055, 4763600, 5430504, 5644866, 5656775, 6788130, 7145400, 7526488, 9050840, 9408110, 10861008, 11289732, 11313550, 13576260, 14112165, 14290800, 15052976, 16970325, 17875409, 18101680, 18816220, 22579464, 22627100, 23520275, 27152520, 28224330, 33940650, 35750818, 37632440, 45158928, 45254200, 47040550, 53626227, 54305040, 56448660, 67881300, 70560825, 71501636, 75264880, 89377045, 90508400, 94081100, 107252454, 112897320, 135762600, 141121650, 143003272, 178754090, 188162200, 214504908, 225794640, 268131135, 271525200, 282243300, 286006544, 357508180, 376324400, 429009816, 446885225, 536262270, 564486600, 715016360, 858019632, 893770450, 1072524540, 1128973200, 1340655675, 1430032720, 1787540900, 2145049080, 2681311350, 3575081800, 4290098160, 5362622700, 7150163600, 10725245400, 21450490800]

約数ペア:

[(1, 21450490800), (2, 10725245400), (3, 7150163600), (4, 5362622700), (5, 4290098160), (6, 3575081800), (8, 2681311350), (10, 2145049080), (12, 1787540900), (15, 1430032720), (16, 1340655675), (19, 1128973200), (20, 1072524540), (24, 893770450), (25, 858019632), (30, 715016360), (38, 564486600), (40, 536262270), (48, 446885225), (50, 429009816), (57, 376324400), (60, 357508180), (75, 286006544), (76, 282243300), (79, 271525200), (80, 268131135), (95, 225794640), (100, 214504908), (114, 188162200), (120, 178754090), (150, 143003272), (152, 141121650), (158, 135762600), (190, 112897320), (200, 107252454), (228, 94081100), (237, 90508400), (240, 89377045), (285, 75264880), (300, 71501636), (304, 70560825), (316, 67881300), (380, 56448660), (395, 54305040), (400, 53626227), (456, 47040550), (474, 45254200), (475, 45158928), (570, 37632440), (600, 35750818), (632, 33940650), (760, 28224330), (790, 27152520), (912, 23520275), (948, 22627100), (950, 22579464), (1140, 18816220), (1185, 18101680), (1200, 17875409), (1264, 16970325), (1425, 15052976), (1501, 14290800), (1520, 14112165), (1580, 13576260), (1896, 11313550), (1900, 11289732), (1975, 10861008), (2280, 9408110), (2370, 9050840), (2850, 7526488), (3002, 7145400), (3160, 6788130), (3792, 5656775), (3800, 5644866), (3950, 5430504), (4503, 4763600), (4560, 4704055), (4740, 4525420), (5700, 3763244), (5925, 3620336), (6004, 3572700), (6320, 3394065), (7505, 2858160), (7600, 2822433), (7900, 2715252), (9006, 2381800), (9480, 2262710), (11400, 1881622), (11850, 1810168), (11909, 1801200), (12008, 1786350), (15010, 1429080), (15800, 1357626), (18012, 1190900), (18960, 1131355), (22515, 952720), (22800, 940811), (23700, 905084), (23818, 900600), (24016, 893175), (30020, 714540), (31600, 678813), (35727, 600400), (36024, 595450), (37525, 571632), (45030, 476360), (47400, 452542), (47636, 450300), (59545, 360240), (60040, 357270), (71454, 300200), (72048, 297725), (75050, 285816), (90060, 238180), (94800, 226271), (95272, 225150), (112575, 190544), (119090, 180120), (120080, 178635), (142908, 150100)]