87150420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:311

約数の個数: 216

約数和(自身を含む): 316324008

約数和(自身を除く): 229173588

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 49, 60, 63, 70, 82, 84, 90, 98, 105, 123, 126, 140, 147, 164, 180, 196, 205, 210, 241, 245, 246, 252, 287, 294, 315, 369, 410, 420, 441, 482, 490, 492, 574, 588, 615, 630, 723, 735, 738, 820, 861, 882, 964, 980, 1148, 1205, 1230, 1260, 1435, 1446, 1470, 1476, 1687, 1722, 1764, 1845, 2009, 2169, 2205, 2410, 2460, 2583, 2870, 2892, 2940, 3374, 3444, 3615, 3690, 4018, 4305, 4338, 4410, 4820, 5061, 5166, 5740, 6027, 6748, 7230, 7380, 8036, 8435, 8610, 8676, 8820, 9881, 10045, 10122, 10332, 10845, 11809, 12054, 12915, 14460, 15183, 16870, 17220, 18081, 19762, 20090, 20244, 21690, 23618, 24108, 25305, 25830, 29643, 30135, 30366, 33740, 35427, 36162, 39524, 40180, 43380, 47236, 49405, 50610, 51660, 59045, 59286, 60270, 60732, 69167, 70854, 72324, 75915, 88929, 90405, 98810, 101220, 106281, 118090, 118572, 120540, 138334, 141708, 148215, 151830, 177135, 177858, 180810, 197620, 207501, 212562, 236180, 276668, 296430, 303660, 345835, 354270, 355716, 361620, 415002, 425124, 444645, 484169, 531405, 592860, 622503, 691670, 708540, 830004, 889290, 968338, 1037505, 1062810, 1245006, 1383340, 1452507, 1778580, 1936676, 2075010, 2125620, 2420845, 2490012, 2905014, 3112515, 4150020, 4357521, 4841690, 5810028, 6225030, 7262535, 8715042, 9683380, 12450060, 14525070, 17430084, 21787605, 29050140, 43575210, 87150420]

約数ペア:

[(1, 87150420), (2, 43575210), (3, 29050140), (4, 21787605), (5, 17430084), (6, 14525070), (7, 12450060), (9, 9683380), (10, 8715042), (12, 7262535), (14, 6225030), (15, 5810028), (18, 4841690), (20, 4357521), (21, 4150020), (28, 3112515), (30, 2905014), (35, 2490012), (36, 2420845), (41, 2125620), (42, 2075010), (45, 1936676), (49, 1778580), (60, 1452507), (63, 1383340), (70, 1245006), (82, 1062810), (84, 1037505), (90, 968338), (98, 889290), (105, 830004), (123, 708540), (126, 691670), (140, 622503), (147, 592860), (164, 531405), (180, 484169), (196, 444645), (205, 425124), (210, 415002), (241, 361620), (245, 355716), (246, 354270), (252, 345835), (287, 303660), (294, 296430), (315, 276668), (369, 236180), (410, 212562), (420, 207501), (441, 197620), (482, 180810), (490, 177858), (492, 177135), (574, 151830), (588, 148215), (615, 141708), (630, 138334), (723, 120540), (735, 118572), (738, 118090), (820, 106281), (861, 101220), (882, 98810), (964, 90405), (980, 88929), (1148, 75915), (1205, 72324), (1230, 70854), (1260, 69167), (1435, 60732), (1446, 60270), (1470, 59286), (1476, 59045), (1687, 51660), (1722, 50610), (1764, 49405), (1845, 47236), (2009, 43380), (2169, 40180), (2205, 39524), (2410, 36162), (2460, 35427), (2583, 33740), (2870, 30366), (2892, 30135), (2940, 29643), (3374, 25830), (3444, 25305), (3615, 24108), (3690, 23618), (4018, 21690), (4305, 20244), (4338, 20090), (4410, 19762), (4820, 18081), (5061, 17220), (5166, 16870), (5740, 15183), (6027, 14460), (6748, 12915), (7230, 12054), (7380, 11809), (8036, 10845), (8435, 10332), (8610, 10122), (8676, 10045), (8820, 9881)]