155438640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{30841}}^1$

素因数の和:30867

約数の個数: 120

約数和(自身を含む): 596607648

約数和(自身を除く): 441169008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 30841, 61682, 92523, 123364, 154205, 185046, 215887, 246728, 277569, 308410, 370092, 431774, 462615, 493456, 555138, 616820, 647661, 740184, 863548, 925230, 1079435, 1110276, 1233640, 1295322, 1387845, 1480368, 1727096, 1850460, 1942983, 2158870, 2220552, 2467280, 2590644, 2775690, 3238305, 3454192, 3700920, 3885966, 4317740, 4441104, 5181288, 5551380, 6476610, 7401840, 7771932, 8635480, 9714915, 10362576, 11102760, 12953220, 15543864, 17270960, 19429830, 22205520, 25906440, 31087728, 38859660, 51812880, 77719320, 155438640]

約数ペア:

[(1, 155438640), (2, 77719320), (3, 51812880), (4, 38859660), (5, 31087728), (6, 25906440), (7, 22205520), (8, 19429830), (9, 17270960), (10, 15543864), (12, 12953220), (14, 11102760), (15, 10362576), (16, 9714915), (18, 8635480), (20, 7771932), (21, 7401840), (24, 6476610), (28, 5551380), (30, 5181288), (35, 4441104), (36, 4317740), (40, 3885966), (42, 3700920), (45, 3454192), (48, 3238305), (56, 2775690), (60, 2590644), (63, 2467280), (70, 2220552), (72, 2158870), (80, 1942983), (84, 1850460), (90, 1727096), (105, 1480368), (112, 1387845), (120, 1295322), (126, 1233640), (140, 1110276), (144, 1079435), (168, 925230), (180, 863548), (210, 740184), (240, 647661), (252, 616820), (280, 555138), (315, 493456), (336, 462615), (360, 431774), (420, 370092), (504, 308410), (560, 277569), (630, 246728), (720, 215887), (840, 185046), (1008, 154205), (1260, 123364), (1680, 92523), (2520, 61682), (5040, 30841)]