221429880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{87869}}^1$

素因数の和:87893

約数の個数: 96

約数和(自身を含む): 822463200

約数和(自身を除く): 601033320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 87869, 175738, 263607, 351476, 439345, 527214, 615083, 702952, 790821, 878690, 1054428, 1230166, 1318035, 1581642, 1757380, 1845249, 2108856, 2460332, 2636070, 3075415, 3163284, 3514760, 3690498, 3954105, 4920664, 5272140, 5535747, 6150830, 6326568, 7380996, 7908210, 9226245, 10544280, 11071494, 12301660, 14761992, 15816420, 18452490, 22142988, 24603320, 27678735, 31632840, 36904980, 44285976, 55357470, 73809960, 110714940, 221429880]

約数ペア:

[(1, 221429880), (2, 110714940), (3, 73809960), (4, 55357470), (5, 44285976), (6, 36904980), (7, 31632840), (8, 27678735), (9, 24603320), (10, 22142988), (12, 18452490), (14, 15816420), (15, 14761992), (18, 12301660), (20, 11071494), (21, 10544280), (24, 9226245), (28, 7908210), (30, 7380996), (35, 6326568), (36, 6150830), (40, 5535747), (42, 5272140), (45, 4920664), (56, 3954105), (60, 3690498), (63, 3514760), (70, 3163284), (72, 3075415), (84, 2636070), (90, 2460332), (105, 2108856), (120, 1845249), (126, 1757380), (140, 1581642), (168, 1318035), (180, 1230166), (210, 1054428), (252, 878690), (280, 790821), (315, 702952), (360, 615083), (420, 527214), (504, 439345), (630, 351476), (840, 263607), (1260, 175738), (2520, 87869)]