198655440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26701}}^1$

素因数の和:26748

約数の個数: 80

約数和(自身を含む): 635721216

約数和(自身を除く): 437065776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 26701, 53402, 80103, 106804, 133505, 160206, 213608, 267010, 320412, 400515, 427216, 534020, 640824, 801030, 827731, 1068040, 1281648, 1602060, 1655462, 2136080, 2483193, 3204120, 3310924, 4138655, 4966386, 6408240, 6621848, 8277310, 9932772, 12415965, 13243696, 16554620, 19865544, 24831930, 33109240, 39731088, 49663860, 66218480, 99327720, 198655440]

約数ペア:

[(1, 198655440), (2, 99327720), (3, 66218480), (4, 49663860), (5, 39731088), (6, 33109240), (8, 24831930), (10, 19865544), (12, 16554620), (15, 13243696), (16, 12415965), (20, 9932772), (24, 8277310), (30, 6621848), (31, 6408240), (40, 4966386), (48, 4138655), (60, 3310924), (62, 3204120), (80, 2483193), (93, 2136080), (120, 1655462), (124, 1602060), (155, 1281648), (186, 1068040), (240, 827731), (248, 801030), (310, 640824), (372, 534020), (465, 427216), (496, 400515), (620, 320412), (744, 267010), (930, 213608), (1240, 160206), (1488, 133505), (1860, 106804), (2480, 80103), (3720, 53402), (7440, 26701)]