258380640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{25633}}^1$

素因数の和:25661

約数の個数: 144

約数和(自身を含む): 1007723808

約数和(自身を除く): 749343168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 25633, 51266, 76899, 102532, 128165, 153798, 179431, 205064, 230697, 256330, 307596, 358862, 384495, 410128, 461394, 512660, 538293, 615192, 717724, 768990, 820256, 897155, 922788, 1025320, 1076586, 1153485, 1230384, 1435448, 1537980, 1614879, 1794310, 1845576, 2050640, 2153172, 2306970, 2460768, 2691465, 2870896, 3075960, 3229758, 3588620, 3691152, 4101280, 4306344, 4613940, 5382930, 5741792, 6151920, 6459516, 7177240, 7382304, 8074395, 8612688, 9227880, 10765860, 12303840, 12919032, 14354480, 16148790, 17225376, 18455760, 21531720, 25838064, 28708960, 32297580, 36911520, 43063440, 51676128, 64595160, 86126880, 129190320, 258380640]

約数ペア:

[(1, 258380640), (2, 129190320), (3, 86126880), (4, 64595160), (5, 51676128), (6, 43063440), (7, 36911520), (8, 32297580), (9, 28708960), (10, 25838064), (12, 21531720), (14, 18455760), (15, 17225376), (16, 16148790), (18, 14354480), (20, 12919032), (21, 12303840), (24, 10765860), (28, 9227880), (30, 8612688), (32, 8074395), (35, 7382304), (36, 7177240), (40, 6459516), (42, 6151920), (45, 5741792), (48, 5382930), (56, 4613940), (60, 4306344), (63, 4101280), (70, 3691152), (72, 3588620), (80, 3229758), (84, 3075960), (90, 2870896), (96, 2691465), (105, 2460768), (112, 2306970), (120, 2153172), (126, 2050640), (140, 1845576), (144, 1794310), (160, 1614879), (168, 1537980), (180, 1435448), (210, 1230384), (224, 1153485), (240, 1076586), (252, 1025320), (280, 922788), (288, 897155), (315, 820256), (336, 768990), (360, 717724), (420, 615192), (480, 538293), (504, 512660), (560, 461394), (630, 410128), (672, 384495), (720, 358862), (840, 307596), (1008, 256330), (1120, 230697), (1260, 205064), (1440, 179431), (1680, 153798), (2016, 128165), (2520, 102532), (3360, 76899), (5040, 51266), (10080, 25633)]