42759780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1669}}^1$

素因数の和:1749

約数の個数: 96

約数和(自身を含む): 139157760

約数和(自身を除く): 96397980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 140, 183, 210, 244, 305, 366, 420, 427, 610, 732, 854, 915, 1220, 1281, 1669, 1708, 1830, 2135, 2562, 3338, 3660, 4270, 5007, 5124, 6405, 6676, 8345, 8540, 10014, 11683, 12810, 16690, 20028, 23366, 25035, 25620, 33380, 35049, 46732, 50070, 58415, 70098, 100140, 101809, 116830, 140196, 175245, 203618, 233660, 305427, 350490, 407236, 509045, 610854, 700980, 712663, 1018090, 1221708, 1425326, 1527135, 2036180, 2137989, 2850652, 3054270, 3563315, 4275978, 6108540, 7126630, 8551956, 10689945, 14253260, 21379890, 42759780]

約数ペア:

[(1, 42759780), (2, 21379890), (3, 14253260), (4, 10689945), (5, 8551956), (6, 7126630), (7, 6108540), (10, 4275978), (12, 3563315), (14, 3054270), (15, 2850652), (20, 2137989), (21, 2036180), (28, 1527135), (30, 1425326), (35, 1221708), (42, 1018090), (60, 712663), (61, 700980), (70, 610854), (84, 509045), (105, 407236), (122, 350490), (140, 305427), (183, 233660), (210, 203618), (244, 175245), (305, 140196), (366, 116830), (420, 101809), (427, 100140), (610, 70098), (732, 58415), (854, 50070), (915, 46732), (1220, 35049), (1281, 33380), (1669, 25620), (1708, 25035), (1830, 23366), (2135, 20028), (2562, 16690), (3338, 12810), (3660, 11683), (4270, 10014), (5007, 8540), (5124, 8345), (6405, 6676)]