55152180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{883}}^1$

素因数の和:1245

約数の個数: 72

約数和(自身を含む): 167967072

約数和(自身を除く): 112814892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 347, 694, 883, 1041, 1388, 1735, 1766, 2082, 2649, 3123, 3470, 3532, 4164, 4415, 5205, 5298, 6246, 6940, 7947, 8830, 10410, 10596, 12492, 13245, 15615, 15894, 17660, 20820, 26490, 31230, 31788, 39735, 52980, 62460, 79470, 158940, 306401, 612802, 919203, 1225604, 1532005, 1838406, 2757609, 3064010, 3676812, 4596015, 5515218, 6128020, 9192030, 11030436, 13788045, 18384060, 27576090, 55152180]

約数ペア:

[(1, 55152180), (2, 27576090), (3, 18384060), (4, 13788045), (5, 11030436), (6, 9192030), (9, 6128020), (10, 5515218), (12, 4596015), (15, 3676812), (18, 3064010), (20, 2757609), (30, 1838406), (36, 1532005), (45, 1225604), (60, 919203), (90, 612802), (180, 306401), (347, 158940), (694, 79470), (883, 62460), (1041, 52980), (1388, 39735), (1735, 31788), (1766, 31230), (2082, 26490), (2649, 20820), (3123, 17660), (3470, 15894), (3532, 15615), (4164, 13245), (4415, 12492), (5205, 10596), (5298, 10410), (6246, 8830), (6940, 7947)]