199485720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{26387}}^1$

素因数の和:26414

約数の個数: 128

約数和(自身を含む): 759974400

約数和(自身を除く): 560488680

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, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 26387, 52774, 79161, 105548, 131935, 158322, 184709, 211096, 237483, 263870, 316644, 369418, 395805, 474966, 527740, 554127, 633288, 712449, 738836, 791610, 923545, 949932, 1055480, 1108254, 1187415, 1424898, 1477672, 1583220, 1662381, 1847090, 1899864, 2216508, 2374830, 2770635, 2849796, 3166440, 3324762, 3562245, 3694180, 4433016, 4749660, 4987143, 5541270, 5699592, 6649524, 7124490, 7388360, 8311905, 9499320, 9974286, 11082540, 13299048, 14248980, 16623810, 19948572, 22165080, 24935715, 28497960, 33247620, 39897144, 49871430, 66495240, 99742860, 199485720]

約数ペア:

[(1, 199485720), (2, 99742860), (3, 66495240), (4, 49871430), (5, 39897144), (6, 33247620), (7, 28497960), (8, 24935715), (9, 22165080), (10, 19948572), (12, 16623810), (14, 14248980), (15, 13299048), (18, 11082540), (20, 9974286), (21, 9499320), (24, 8311905), (27, 7388360), (28, 7124490), (30, 6649524), (35, 5699592), (36, 5541270), (40, 4987143), (42, 4749660), (45, 4433016), (54, 3694180), (56, 3562245), (60, 3324762), (63, 3166440), (70, 2849796), (72, 2770635), (84, 2374830), (90, 2216508), (105, 1899864), (108, 1847090), (120, 1662381), (126, 1583220), (135, 1477672), (140, 1424898), (168, 1187415), (180, 1108254), (189, 1055480), (210, 949932), (216, 923545), (252, 791610), (270, 738836), (280, 712449), (315, 633288), (360, 554127), (378, 527740), (420, 474966), (504, 395805), (540, 369418), (630, 316644), (756, 263870), (840, 237483), (945, 211096), (1080, 184709), (1260, 158322), (1512, 131935), (1890, 105548), (2520, 79161), (3780, 52774), (7560, 26387)]