80832420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:334

約数の個数: 144

約数和(自身を含む): 257690160

約数和(自身を除く): 176857740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 53, 60, 74, 90, 106, 111, 148, 159, 180, 185, 212, 222, 229, 265, 318, 333, 370, 444, 458, 477, 530, 555, 636, 666, 687, 740, 795, 916, 954, 1060, 1110, 1145, 1332, 1374, 1590, 1665, 1908, 1961, 2061, 2220, 2290, 2385, 2748, 3180, 3330, 3435, 3922, 4122, 4580, 4770, 5883, 6660, 6870, 7844, 8244, 8473, 9540, 9805, 10305, 11766, 12137, 13740, 16946, 17649, 19610, 20610, 23532, 24274, 25419, 29415, 33892, 35298, 36411, 39220, 41220, 42365, 48548, 50838, 58830, 60685, 70596, 72822, 76257, 84730, 88245, 101676, 109233, 117660, 121370, 127095, 145644, 152514, 169460, 176490, 182055, 218466, 242740, 254190, 305028, 352980, 364110, 381285, 436932, 449069, 508380, 546165, 728220, 762570, 898138, 1092330, 1347207, 1525140, 1796276, 2184660, 2245345, 2694414, 4041621, 4490690, 5388828, 6736035, 8083242, 8981380, 13472070, 16166484, 20208105, 26944140, 40416210, 80832420]

約数ペア:

[(1, 80832420), (2, 40416210), (3, 26944140), (4, 20208105), (5, 16166484), (6, 13472070), (9, 8981380), (10, 8083242), (12, 6736035), (15, 5388828), (18, 4490690), (20, 4041621), (30, 2694414), (36, 2245345), (37, 2184660), (45, 1796276), (53, 1525140), (60, 1347207), (74, 1092330), (90, 898138), (106, 762570), (111, 728220), (148, 546165), (159, 508380), (180, 449069), (185, 436932), (212, 381285), (222, 364110), (229, 352980), (265, 305028), (318, 254190), (333, 242740), (370, 218466), (444, 182055), (458, 176490), (477, 169460), (530, 152514), (555, 145644), (636, 127095), (666, 121370), (687, 117660), (740, 109233), (795, 101676), (916, 88245), (954, 84730), (1060, 76257), (1110, 72822), (1145, 70596), (1332, 60685), (1374, 58830), (1590, 50838), (1665, 48548), (1908, 42365), (1961, 41220), (2061, 39220), (2220, 36411), (2290, 35298), (2385, 33892), (2748, 29415), (3180, 25419), (3330, 24274), (3435, 23532), (3922, 20610), (4122, 19610), (4580, 17649), (4770, 16946), (5883, 13740), (6660, 12137), (6870, 11766), (7844, 10305), (8244, 9805), (8473, 9540)]