20512695600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{293}}^1\times {\mathrm{19447}}^1$

素因数の和:19764

約数の個数: 180

約数和(自身を含む): 71431376016

約数和(自身を除く): 50918680416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 293, 300, 360, 400, 450, 586, 600, 720, 879, 900, 1172, 1200, 1465, 1758, 1800, 2344, 2637, 2930, 3516, 3600, 4395, 4688, 5274, 5860, 7032, 7325, 8790, 10548, 11720, 13185, 14064, 14650, 17580, 19447, 21096, 21975, 23440, 26370, 29300, 35160, 38894, 42192, 43950, 52740, 58341, 58600, 65925, 70320, 77788, 87900, 97235, 105480, 116682, 117200, 131850, 155576, 175023, 175800, 194470, 210960, 233364, 263700, 291705, 311152, 350046, 351600, 388940, 466728, 486175, 527400, 583410, 700092, 777880, 875115, 933456, 972350, 1054800, 1166820, 1400184, 1458525, 1555760, 1750230, 1944700, 2333640, 2800368, 2917050, 3500460, 3889400, 4375575, 4667280, 5697971, 5834100, 7000920, 7778800, 8751150, 11395942, 11668200, 14001840, 17093913, 17502300, 22791884, 23336400, 28489855, 34187826, 35004600, 45583768, 51281739, 56979710, 68375652, 70009200, 85469565, 91167536, 102563478, 113959420, 136751304, 142449275, 170939130, 205126956, 227918840, 256408695, 273502608, 284898550, 341878260, 410253912, 427347825, 455837680, 512817390, 569797100, 683756520, 820507824, 854695650, 1025634780, 1139594200, 1282043475, 1367513040, 1709391300, 2051269560, 2279188400, 2564086950, 3418782600, 4102539120, 5128173900, 6837565200, 10256347800, 20512695600]

約数ペア:

[(1, 20512695600), (2, 10256347800), (3, 6837565200), (4, 5128173900), (5, 4102539120), (6, 3418782600), (8, 2564086950), (9, 2279188400), (10, 2051269560), (12, 1709391300), (15, 1367513040), (16, 1282043475), (18, 1139594200), (20, 1025634780), (24, 854695650), (25, 820507824), (30, 683756520), (36, 569797100), (40, 512817390), (45, 455837680), (48, 427347825), (50, 410253912), (60, 341878260), (72, 284898550), (75, 273502608), (80, 256408695), (90, 227918840), (100, 205126956), (120, 170939130), (144, 142449275), (150, 136751304), (180, 113959420), (200, 102563478), (225, 91167536), (240, 85469565), (293, 70009200), (300, 68375652), (360, 56979710), (400, 51281739), (450, 45583768), (586, 35004600), (600, 34187826), (720, 28489855), (879, 23336400), (900, 22791884), (1172, 17502300), (1200, 17093913), (1465, 14001840), (1758, 11668200), (1800, 11395942), (2344, 8751150), (2637, 7778800), (2930, 7000920), (3516, 5834100), (3600, 5697971), (4395, 4667280), (4688, 4375575), (5274, 3889400), (5860, 3500460), (7032, 2917050), (7325, 2800368), (8790, 2333640), (10548, 1944700), (11720, 1750230), (13185, 1555760), (14064, 1458525), (14650, 1400184), (17580, 1166820), (19447, 1054800), (21096, 972350), (21975, 933456), (23440, 875115), (26370, 777880), (29300, 700092), (35160, 583410), (38894, 527400), (42192, 486175), (43950, 466728), (52740, 388940), (58341, 351600), (58600, 350046), (65925, 311152), (70320, 291705), (77788, 263700), (87900, 233364), (97235, 210960), (105480, 194470), (116682, 175800), (117200, 175023), (131850, 155576)]