28492019840

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{6043}}^1$

素因数の和:6254

約数の個数: 128

約数和(自身を含む): 69909739200

約数和(自身を除く): 41417719360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 139, 160, 212, 265, 278, 320, 424, 530, 556, 640, 695, 848, 1060, 1112, 1390, 1696, 2120, 2224, 2780, 3392, 4240, 4448, 5560, 6043, 6784, 7367, 8480, 8896, 11120, 12086, 14734, 16960, 17792, 22240, 24172, 29468, 30215, 33920, 36835, 44480, 48344, 58936, 60430, 73670, 88960, 96688, 117872, 120860, 147340, 193376, 235744, 241720, 294680, 320279, 386752, 471488, 483440, 589360, 640558, 773504, 839977, 942976, 966880, 1178720, 1281116, 1601395, 1679954, 1933760, 2357440, 2562232, 3202790, 3359908, 3867520, 4199885, 4714880, 5124464, 6405580, 6719816, 8399770, 10248928, 12811160, 13439632, 16799540, 20497856, 25622320, 26879264, 33599080, 40995712, 44518781, 51244640, 53758528, 67198160, 89037562, 102489280, 107517056, 134396320, 178075124, 204978560, 222593905, 268792640, 356150248, 445187810, 537585280, 712300496, 890375620, 1424600992, 1780751240, 2849201984, 3561502480, 5698403968, 7123004960, 14246009920, 28492019840]

約数ペア:

[(1, 28492019840), (2, 14246009920), (4, 7123004960), (5, 5698403968), (8, 3561502480), (10, 2849201984), (16, 1780751240), (20, 1424600992), (32, 890375620), (40, 712300496), (53, 537585280), (64, 445187810), (80, 356150248), (106, 268792640), (128, 222593905), (139, 204978560), (160, 178075124), (212, 134396320), (265, 107517056), (278, 102489280), (320, 89037562), (424, 67198160), (530, 53758528), (556, 51244640), (640, 44518781), (695, 40995712), (848, 33599080), (1060, 26879264), (1112, 25622320), (1390, 20497856), (1696, 16799540), (2120, 13439632), (2224, 12811160), (2780, 10248928), (3392, 8399770), (4240, 6719816), (4448, 6405580), (5560, 5124464), (6043, 4714880), (6784, 4199885), (7367, 3867520), (8480, 3359908), (8896, 3202790), (11120, 2562232), (12086, 2357440), (14734, 1933760), (16960, 1679954), (17792, 1601395), (22240, 1281116), (24172, 1178720), (29468, 966880), (30215, 942976), (33920, 839977), (36835, 773504), (44480, 640558), (48344, 589360), (58936, 483440), (60430, 471488), (73670, 386752), (88960, 320279), (96688, 294680), (117872, 241720), (120860, 235744), (147340, 193376)]