4251240

素因数分解:

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

素因数の和:272

約数の個数: 144

約数和(自身を含む): 16138980

約数和(自身を除く): 11887740

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, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 241, 245, 252, 280, 294, 315, 360, 392, 420, 441, 482, 490, 504, 588, 630, 723, 735, 840, 882, 964, 980, 1176, 1205, 1260, 1446, 1470, 1687, 1764, 1928, 1960, 2169, 2205, 2410, 2520, 2892, 2940, 3374, 3528, 3615, 4338, 4410, 4820, 5061, 5784, 5880, 6748, 7230, 8435, 8676, 8820, 9640, 10122, 10845, 11809, 13496, 14460, 15183, 16870, 17352, 17640, 20244, 21690, 23618, 25305, 28920, 30366, 33740, 35427, 40488, 43380, 47236, 50610, 59045, 60732, 67480, 70854, 75915, 86760, 94472, 101220, 106281, 118090, 121464, 141708, 151830, 177135, 202440, 212562, 236180, 283416, 303660, 354270, 425124, 472360, 531405, 607320, 708540, 850248, 1062810, 1417080, 2125620, 4251240]

約数ペア:

[(1, 4251240), (2, 2125620), (3, 1417080), (4, 1062810), (5, 850248), (6, 708540), (7, 607320), (8, 531405), (9, 472360), (10, 425124), (12, 354270), (14, 303660), (15, 283416), (18, 236180), (20, 212562), (21, 202440), (24, 177135), (28, 151830), (30, 141708), (35, 121464), (36, 118090), (40, 106281), (42, 101220), (45, 94472), (49, 86760), (56, 75915), (60, 70854), (63, 67480), (70, 60732), (72, 59045), (84, 50610), (90, 47236), (98, 43380), (105, 40488), (120, 35427), (126, 33740), (140, 30366), (147, 28920), (168, 25305), (180, 23618), (196, 21690), (210, 20244), (241, 17640), (245, 17352), (252, 16870), (280, 15183), (294, 14460), (315, 13496), (360, 11809), (392, 10845), (420, 10122), (441, 9640), (482, 8820), (490, 8676), (504, 8435), (588, 7230), (630, 6748), (723, 5880), (735, 5784), (840, 5061), (882, 4820), (964, 4410), (980, 4338), (1176, 3615), (1205, 3528), (1260, 3374), (1446, 2940), (1470, 2892), (1687, 2520), (1764, 2410), (1928, 2205), (1960, 2169)]