131313210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1$

素因数の和:948

約数の個数: 128

約数和(自身を含む): 388399104

約数和(自身を除く): 257085894

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 31, 35, 42, 46, 62, 69, 70, 93, 105, 115, 138, 155, 161, 186, 210, 217, 230, 310, 322, 345, 434, 465, 483, 651, 690, 713, 805, 877, 930, 966, 1085, 1302, 1426, 1610, 1754, 2139, 2170, 2415, 2631, 3255, 3565, 4278, 4385, 4830, 4991, 5262, 6139, 6510, 7130, 8770, 9982, 10695, 12278, 13155, 14973, 18417, 20171, 21390, 24955, 26310, 27187, 29946, 30695, 36834, 40342, 49910, 54374, 60513, 61390, 74865, 81561, 92085, 100855, 121026, 135935, 141197, 149730, 163122, 184170, 190309, 201710, 271870, 282394, 302565, 380618, 407805, 423591, 570927, 605130, 625301, 705985, 815610, 847182, 951545, 1141854, 1250602, 1411970, 1875903, 1903090, 2117955, 2854635, 3126505, 3751806, 4235910, 4377107, 5709270, 6253010, 8754214, 9379515, 13131321, 18759030, 21885535, 26262642, 43771070, 65656605, 131313210]

約数ペア:

[(1, 131313210), (2, 65656605), (3, 43771070), (5, 26262642), (6, 21885535), (7, 18759030), (10, 13131321), (14, 9379515), (15, 8754214), (21, 6253010), (23, 5709270), (30, 4377107), (31, 4235910), (35, 3751806), (42, 3126505), (46, 2854635), (62, 2117955), (69, 1903090), (70, 1875903), (93, 1411970), (105, 1250602), (115, 1141854), (138, 951545), (155, 847182), (161, 815610), (186, 705985), (210, 625301), (217, 605130), (230, 570927), (310, 423591), (322, 407805), (345, 380618), (434, 302565), (465, 282394), (483, 271870), (651, 201710), (690, 190309), (713, 184170), (805, 163122), (877, 149730), (930, 141197), (966, 135935), (1085, 121026), (1302, 100855), (1426, 92085), (1610, 81561), (1754, 74865), (2139, 61390), (2170, 60513), (2415, 54374), (2631, 49910), (3255, 40342), (3565, 36834), (4278, 30695), (4385, 29946), (4830, 27187), (4991, 26310), (5262, 24955), (6139, 21390), (6510, 20171), (7130, 18417), (8770, 14973), (9982, 13155), (10695, 12278)]