157420980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{2383}}^1$

素因数の和:2765

約数の個数: 72

約数和(自身を含む): 479012352

約数和(自身を除く): 321591372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 367, 734, 1101, 1468, 1835, 2202, 2383, 3303, 3670, 4404, 4766, 5505, 6606, 7149, 7340, 9532, 11010, 11915, 13212, 14298, 16515, 21447, 22020, 23830, 28596, 33030, 35745, 42894, 47660, 66060, 71490, 85788, 107235, 142980, 214470, 428940, 874561, 1749122, 2623683, 3498244, 4372805, 5247366, 7871049, 8745610, 10494732, 13118415, 15742098, 17491220, 26236830, 31484196, 39355245, 52473660, 78710490, 157420980]

約数ペア:

[(1, 157420980), (2, 78710490), (3, 52473660), (4, 39355245), (5, 31484196), (6, 26236830), (9, 17491220), (10, 15742098), (12, 13118415), (15, 10494732), (18, 8745610), (20, 7871049), (30, 5247366), (36, 4372805), (45, 3498244), (60, 2623683), (90, 1749122), (180, 874561), (367, 428940), (734, 214470), (1101, 142980), (1468, 107235), (1835, 85788), (2202, 71490), (2383, 66060), (3303, 47660), (3670, 42894), (4404, 35745), (4766, 33030), (5505, 28596), (6606, 23830), (7149, 22020), (7340, 21447), (9532, 16515), (11010, 14298), (11915, 13212)]