20210302800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{151729}}^1$

素因数の和:151790

約数の個数: 180

約数和(自身を含む): 72031389820

約数和(自身を除く): 51821087020

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 37, 40, 45, 48, 50, 60, 72, 74, 75, 80, 90, 100, 111, 120, 144, 148, 150, 180, 185, 200, 222, 225, 240, 296, 300, 333, 360, 370, 400, 444, 450, 555, 592, 600, 666, 720, 740, 888, 900, 925, 1110, 1200, 1332, 1480, 1665, 1776, 1800, 1850, 2220, 2664, 2775, 2960, 3330, 3600, 3700, 4440, 5328, 5550, 6660, 7400, 8325, 8880, 11100, 13320, 14800, 16650, 22200, 26640, 33300, 44400, 66600, 133200, 151729, 303458, 455187, 606916, 758645, 910374, 1213832, 1365561, 1517290, 1820748, 2275935, 2427664, 2731122, 3034580, 3641496, 3793225, 4551870, 5462244, 5613973, 6069160, 6827805, 7282992, 7586450, 9103740, 10924488, 11227946, 11379675, 12138320, 13655610, 15172900, 16841919, 18207480, 21848976, 22455892, 22759350, 27311220, 28069865, 30345800, 33683838, 34139025, 36414960, 44911784, 45518700, 50525757, 54622440, 56139730, 60691600, 67367676, 68278050, 84209595, 89823568, 91037400, 101051514, 109244880, 112279460, 134735352, 136556100, 140349325, 168419190, 182074800, 202103028, 224558920, 252628785, 269470704, 273112200, 280698650, 336838380, 404206056, 421047975, 449117840, 505257570, 546224400, 561397300, 673676760, 808412112, 842095950, 1010515140, 1122794600, 1263143925, 1347353520, 1684191900, 2021030280, 2245589200, 2526287850, 3368383800, 4042060560, 5052575700, 6736767600, 10105151400, 20210302800]

約数ペア:

[(1, 20210302800), (2, 10105151400), (3, 6736767600), (4, 5052575700), (5, 4042060560), (6, 3368383800), (8, 2526287850), (9, 2245589200), (10, 2021030280), (12, 1684191900), (15, 1347353520), (16, 1263143925), (18, 1122794600), (20, 1010515140), (24, 842095950), (25, 808412112), (30, 673676760), (36, 561397300), (37, 546224400), (40, 505257570), (45, 449117840), (48, 421047975), (50, 404206056), (60, 336838380), (72, 280698650), (74, 273112200), (75, 269470704), (80, 252628785), (90, 224558920), (100, 202103028), (111, 182074800), (120, 168419190), (144, 140349325), (148, 136556100), (150, 134735352), (180, 112279460), (185, 109244880), (200, 101051514), (222, 91037400), (225, 89823568), (240, 84209595), (296, 68278050), (300, 67367676), (333, 60691600), (360, 56139730), (370, 54622440), (400, 50525757), (444, 45518700), (450, 44911784), (555, 36414960), (592, 34139025), (600, 33683838), (666, 30345800), (720, 28069865), (740, 27311220), (888, 22759350), (900, 22455892), (925, 21848976), (1110, 18207480), (1200, 16841919), (1332, 15172900), (1480, 13655610), (1665, 12138320), (1776, 11379675), (1800, 11227946), (1850, 10924488), (2220, 9103740), (2664, 7586450), (2775, 7282992), (2960, 6827805), (3330, 6069160), (3600, 5613973), (3700, 5462244), (4440, 4551870), (5328, 3793225), (5550, 3641496), (6660, 3034580), (7400, 2731122), (8325, 2427664), (8880, 2275935), (11100, 1820748), (13320, 1517290), (14800, 1365561), (16650, 1213832), (22200, 910374), (26640, 758645), (33300, 606916), (44400, 455187), (66600, 303458), (133200, 151729)]