204069880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:557

約数の個数: 128

約数和(自身を含む): 559872000

約数和(自身を除く): 355802120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 89, 95, 133, 140, 152, 178, 190, 266, 280, 356, 380, 431, 445, 532, 623, 665, 712, 760, 862, 890, 1064, 1246, 1330, 1691, 1724, 1780, 2155, 2492, 2660, 3017, 3115, 3382, 3448, 3560, 4310, 4984, 5320, 6034, 6230, 6764, 8189, 8455, 8620, 11837, 12068, 12460, 13528, 15085, 16378, 16910, 17240, 23674, 24136, 24920, 30170, 32756, 33820, 38359, 40945, 47348, 57323, 59185, 60340, 65512, 67640, 76718, 81890, 94696, 114646, 118370, 120680, 153436, 163780, 191795, 229292, 236740, 268513, 286615, 306872, 327560, 383590, 458584, 473480, 537026, 573230, 728821, 767180, 1074052, 1146460, 1342565, 1457642, 1534360, 2148104, 2292920, 2685130, 2915284, 3644105, 5101747, 5370260, 5830568, 7288210, 10203494, 10740520, 14576420, 20406988, 25508735, 29152840, 40813976, 51017470, 102034940, 204069880]

約数ペア:

[(1, 204069880), (2, 102034940), (4, 51017470), (5, 40813976), (7, 29152840), (8, 25508735), (10, 20406988), (14, 14576420), (19, 10740520), (20, 10203494), (28, 7288210), (35, 5830568), (38, 5370260), (40, 5101747), (56, 3644105), (70, 2915284), (76, 2685130), (89, 2292920), (95, 2148104), (133, 1534360), (140, 1457642), (152, 1342565), (178, 1146460), (190, 1074052), (266, 767180), (280, 728821), (356, 573230), (380, 537026), (431, 473480), (445, 458584), (532, 383590), (623, 327560), (665, 306872), (712, 286615), (760, 268513), (862, 236740), (890, 229292), (1064, 191795), (1246, 163780), (1330, 153436), (1691, 120680), (1724, 118370), (1780, 114646), (2155, 94696), (2492, 81890), (2660, 76718), (3017, 67640), (3115, 65512), (3382, 60340), (3448, 59185), (3560, 57323), (4310, 47348), (4984, 40945), (5320, 38359), (6034, 33820), (6230, 32756), (6764, 30170), (8189, 24920), (8455, 24136), (8620, 23674), (11837, 17240), (12068, 16910), (12460, 16378), (13528, 15085)]