2125620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{241}}^1$

素因数の和:270

約数の個数: 108

約数和(自身を含む): 7531524

約数和(自身を除く): 5405904

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 241, 245, 252, 294, 315, 420, 441, 482, 490, 588, 630, 723, 735, 882, 964, 980, 1205, 1260, 1446, 1470, 1687, 1764, 2169, 2205, 2410, 2892, 2940, 3374, 3615, 4338, 4410, 4820, 5061, 6748, 7230, 8435, 8676, 8820, 10122, 10845, 11809, 14460, 15183, 16870, 20244, 21690, 23618, 25305, 30366, 33740, 35427, 43380, 47236, 50610, 59045, 60732, 70854, 75915, 101220, 106281, 118090, 141708, 151830, 177135, 212562, 236180, 303660, 354270, 425124, 531405, 708540, 1062810, 2125620]

約数ペア:

[(1, 2125620), (2, 1062810), (3, 708540), (4, 531405), (5, 425124), (6, 354270), (7, 303660), (9, 236180), (10, 212562), (12, 177135), (14, 151830), (15, 141708), (18, 118090), (20, 106281), (21, 101220), (28, 75915), (30, 70854), (35, 60732), (36, 59045), (42, 50610), (45, 47236), (49, 43380), (60, 35427), (63, 33740), (70, 30366), (84, 25305), (90, 23618), (98, 21690), (105, 20244), (126, 16870), (140, 15183), (147, 14460), (180, 11809), (196, 10845), (210, 10122), (241, 8820), (245, 8676), (252, 8435), (294, 7230), (315, 6748), (420, 5061), (441, 4820), (482, 4410), (490, 4338), (588, 3615), (630, 3374), (723, 2940), (735, 2892), (882, 2410), (964, 2205), (980, 2169), (1205, 1764), (1260, 1687), (1446, 1470)]