18938706000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:332

約数の個数: 640

約数和(自身を含む): 69526978560

約数和(自身を除く): 50588272560

約数列:

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約数ペア:

[(1, 18938706000), (2, 9469353000), (3, 6312902000), (4, 4734676500), (5, 3787741200), (6, 3156451000), (8, 2367338250), (10, 1893870600), (12, 1578225500), (15, 1262580400), (16, 1183669125), (19, 996774000), (20, 946935300), (23, 823422000), (24, 789112750), (25, 757548240), (30, 631290200), (31, 610926000), (38, 498387000), (40, 473467650), (46, 411711000), (48, 394556375), (50, 378774120), (57, 332258000), (60, 315645100), (62, 305463000), (69, 274474000), (75, 252516080), (76, 249193500), (80, 236733825), (92, 205855500), (93, 203642000), (95, 199354800), (100, 189387060), (114, 166129000), (115, 164684400), (120, 157822550), (124, 152731500), (125, 151509648), (138, 137237000), (150, 126258040), (152, 124596750), (155, 122185200), (184, 102927750), (186, 101821000), (190, 99677400), (200, 94693530), (228, 83064500), (230, 82342200), (233, 81282000), (240, 78911275), (248, 76365750), (250, 75754824), (276, 68618500), (285, 66451600), (300, 63129020), (304, 62298375), (310, 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