139871970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:254

約数の個数: 192

約数和(自身を含む): 444787200

約数和(自身を除く): 304915230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 30, 35, 42, 45, 46, 49, 63, 69, 70, 90, 98, 105, 115, 126, 138, 147, 161, 197, 207, 210, 230, 245, 294, 315, 322, 343, 345, 394, 414, 441, 483, 490, 591, 630, 686, 690, 735, 805, 882, 966, 985, 1029, 1035, 1127, 1182, 1379, 1449, 1470, 1610, 1715, 1773, 1970, 2058, 2070, 2205, 2254, 2415, 2758, 2898, 2955, 3087, 3381, 3430, 3546, 4137, 4410, 4531, 4830, 5145, 5635, 5910, 6174, 6762, 6895, 7245, 7889, 8274, 8865, 9062, 9653, 10143, 10290, 11270, 12411, 13593, 13790, 14490, 15435, 15778, 16905, 17730, 19306, 20286, 20685, 22655, 23667, 24822, 27186, 28959, 30870, 31717, 33810, 39445, 40779, 41370, 45310, 47334, 48265, 50715, 57918, 62055, 63434, 67571, 67965, 71001, 78890, 81558, 86877, 95151, 96530, 101430, 118335, 124110, 135142, 135930, 142002, 144795, 158585, 173754, 190302, 202713, 203895, 222019, 236670, 285453, 289590, 317170, 337855, 355005, 405426, 407790, 434385, 444038, 475755, 570906, 608139, 666057, 675710, 710010, 868770, 951510, 1013565, 1110095, 1216278, 1332114, 1427265, 1554133, 1998171, 2027130, 2220190, 2854530, 3040695, 3108266, 3330285, 3996342, 4662399, 6081390, 6660570, 7770665, 9324798, 9990855, 13987197, 15541330, 19981710, 23311995, 27974394, 46623990, 69935985, 139871970]

約数ペア:

[(1, 139871970), (2, 69935985), (3, 46623990), (5, 27974394), (6, 23311995), (7, 19981710), (9, 15541330), (10, 13987197), (14, 9990855), (15, 9324798), (18, 7770665), (21, 6660570), (23, 6081390), (30, 4662399), (35, 3996342), (42, 3330285), (45, 3108266), (46, 3040695), (49, 2854530), (63, 2220190), (69, 2027130), (70, 1998171), (90, 1554133), (98, 1427265), (105, 1332114), (115, 1216278), (126, 1110095), (138, 1013565), (147, 951510), (161, 868770), (197, 710010), (207, 675710), (210, 666057), (230, 608139), (245, 570906), (294, 475755), (315, 444038), (322, 434385), (343, 407790), (345, 405426), (394, 355005), (414, 337855), (441, 317170), (483, 289590), (490, 285453), (591, 236670), (630, 222019), (686, 203895), (690, 202713), (735, 190302), (805, 173754), (882, 158585), (966, 144795), (985, 142002), (1029, 135930), (1035, 135142), (1127, 124110), (1182, 118335), (1379, 101430), (1449, 96530), (1470, 95151), (1610, 86877), (1715, 81558), (1773, 78890), (1970, 71001), (2058, 67965), (2070, 67571), (2205, 63434), (2254, 62055), (2415, 57918), (2758, 50715), (2898, 48265), (2955, 47334), (3087, 45310), (3381, 41370), (3430, 40779), (3546, 39445), (4137, 33810), (4410, 31717), (4531, 30870), (4830, 28959), (5145, 27186), (5635, 24822), (5910, 23667), (6174, 22655), (6762, 20685), (6895, 20286), (7245, 19306), (7889, 17730), (8274, 16905), (8865, 15778), (9062, 15435), (9653, 14490), (10143, 13790), (10290, 13593), (11270, 12411)]