31956120

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{1409}}^1$

素因数の和:1439

約数の個数: 160

約数和(自身を含む): 122839200

約数和(自身を除く): 90883080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1409, 1512, 1620, 1890, 2268, 2520, 2818, 2835, 3240, 3780, 4227, 4536, 5636, 5670, 7045, 7560, 8454, 9863, 11272, 11340, 12681, 14090, 16908, 19726, 21135, 22680, 25362, 28180, 29589, 33816, 38043, 39452, 42270, 49315, 50724, 56360, 59178, 63405, 76086, 78904, 84540, 88767, 98630, 101448, 114129, 118356, 126810, 147945, 152172, 169080, 177534, 190215, 197260, 228258, 236712, 253620, 266301, 295890, 304344, 355068, 380430, 394520, 443835, 456516, 507240, 532602, 570645, 591780, 710136, 760860, 798903, 887670, 913032, 1065204, 1141290, 1183560, 1331505, 1521720, 1597806, 1775340, 2130408, 2282580, 2663010, 3195612, 3550680, 3994515, 4565160, 5326020, 6391224, 7989030, 10652040, 15978060, 31956120]

約数ペア:

[(1, 31956120), (2, 15978060), (3, 10652040), (4, 7989030), (5, 6391224), (6, 5326020), (7, 4565160), (8, 3994515), (9, 3550680), (10, 3195612), (12, 2663010), (14, 2282580), (15, 2130408), (18, 1775340), (20, 1597806), (21, 1521720), (24, 1331505), (27, 1183560), (28, 1141290), (30, 1065204), (35, 913032), (36, 887670), (40, 798903), (42, 760860), (45, 710136), (54, 591780), (56, 570645), (60, 532602), (63, 507240), (70, 456516), (72, 443835), (81, 394520), (84, 380430), (90, 355068), (105, 304344), (108, 295890), (120, 266301), (126, 253620), (135, 236712), (140, 228258), (162, 197260), (168, 190215), (180, 177534), (189, 169080), (210, 152172), (216, 147945), (252, 126810), (270, 118356), (280, 114129), (315, 101448), (324, 98630), (360, 88767), (378, 84540), (405, 78904), (420, 76086), (504, 63405), (540, 59178), (567, 56360), (630, 50724), (648, 49315), (756, 42270), (810, 39452), (840, 38043), (945, 33816), (1080, 29589), (1134, 28180), (1260, 25362), (1409, 22680), (1512, 21135), (1620, 19726), (1890, 16908), (2268, 14090), (2520, 12681), (2818, 11340), (2835, 11272), (3240, 9863), (3780, 8454), (4227, 7560), (4536, 7045), (5636, 5670)]