996752840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{631}}^1$

素因数の和:783

約数の個数: 128

約数和(自身を含む): 2506360320

約数和(自身を除く): 1509607480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 101, 115, 136, 170, 184, 202, 230, 340, 391, 404, 460, 505, 631, 680, 782, 808, 920, 1010, 1262, 1564, 1717, 1955, 2020, 2323, 2524, 3128, 3155, 3434, 3910, 4040, 4646, 5048, 6310, 6868, 7820, 8585, 9292, 10727, 11615, 12620, 13736, 14513, 15640, 17170, 18584, 21454, 23230, 25240, 29026, 34340, 39491, 42908, 46460, 53635, 58052, 63731, 68680, 72565, 78982, 85816, 92920, 107270, 116104, 127462, 145130, 157964, 197455, 214540, 246721, 254924, 290260, 315928, 318655, 394910, 429080, 493442, 509848, 580520, 637310, 789820, 986884, 1083427, 1233605, 1274620, 1465813, 1579640, 1973768, 2166854, 2467210, 2549240, 2931626, 4333708, 4934420, 5417135, 5863252, 7329065, 8667416, 9868840, 10834270, 11726504, 14658130, 21668540, 24918821, 29316260, 43337080, 49837642, 58632520, 99675284, 124594105, 199350568, 249188210, 498376420, 996752840]

約数ペア:

[(1, 996752840), (2, 498376420), (4, 249188210), (5, 199350568), (8, 124594105), (10, 99675284), (17, 58632520), (20, 49837642), (23, 43337080), (34, 29316260), (40, 24918821), (46, 21668540), (68, 14658130), (85, 11726504), (92, 10834270), (101, 9868840), (115, 8667416), (136, 7329065), (170, 5863252), (184, 5417135), (202, 4934420), (230, 4333708), (340, 2931626), (391, 2549240), (404, 2467210), (460, 2166854), (505, 1973768), (631, 1579640), (680, 1465813), (782, 1274620), (808, 1233605), (920, 1083427), (1010, 986884), (1262, 789820), (1564, 637310), (1717, 580520), (1955, 509848), (2020, 493442), (2323, 429080), (2524, 394910), (3128, 318655), (3155, 315928), (3434, 290260), (3910, 254924), (4040, 246721), (4646, 214540), (5048, 197455), (6310, 157964), (6868, 145130), (7820, 127462), (8585, 116104), (9292, 107270), (10727, 92920), (11615, 85816), (12620, 78982), (13736, 72565), (14513, 68680), (15640, 63731), (17170, 58052), (18584, 53635), (21454, 46460), (23230, 42908), (25240, 39491), (29026, 34340)]