16515217320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19660973}}^1$

素因数の和:19660994

約数の個数: 64

約数和(自身を含む): 56623605120

約数和(自身を除く): 40108387800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 19660973, 39321946, 58982919, 78643892, 98304865, 117965838, 137626811, 157287784, 196609730, 235931676, 275253622, 294914595, 393219460, 412880433, 471863352, 550507244, 589829190, 688134055, 786438920, 825760866, 1101014488, 1179658380, 1376268110, 1651521732, 2064402165, 2359316760, 2752536220, 3303043464, 4128804330, 5505072440, 8257608660, 16515217320]

約数ペア:

[(1, 16515217320), (2, 8257608660), (3, 5505072440), (4, 4128804330), (5, 3303043464), (6, 2752536220), (7, 2359316760), (8, 2064402165), (10, 1651521732), (12, 1376268110), (14, 1179658380), (15, 1101014488), (20, 825760866), (21, 786438920), (24, 688134055), (28, 589829190), (30, 550507244), (35, 471863352), (40, 412880433), (42, 393219460), (56, 294914595), (60, 275253622), (70, 235931676), (84, 196609730), (105, 157287784), (120, 137626811), (140, 117965838), (168, 98304865), (210, 78643892), (280, 58982919), (420, 39321946), (840, 19660973)]