8405175680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{3607}}^1$

素因数の和:3968

約数の個数: 128

約数和(自身を含む): 21992636160

約数和(自身を除く): 13587460480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 331, 352, 440, 640, 662, 704, 880, 1324, 1408, 1655, 1760, 2648, 3310, 3520, 3607, 3641, 5296, 6620, 7040, 7214, 7282, 10592, 13240, 14428, 14564, 18035, 18205, 21184, 26480, 28856, 29128, 36070, 36410, 39677, 42368, 52960, 57712, 58256, 72140, 72820, 79354, 105920, 115424, 116512, 144280, 145640, 158708, 198385, 211840, 230848, 233024, 288560, 291280, 317416, 396770, 461696, 466048, 577120, 582560, 634832, 793540, 1154240, 1165120, 1193917, 1269664, 1587080, 2308480, 2330240, 2387834, 2539328, 3174160, 4775668, 5078656, 5969585, 6348320, 9551336, 11939170, 12696640, 13133087, 19102672, 23878340, 25393280, 26266174, 38205344, 47756680, 52532348, 65665435, 76410688, 95513360, 105064696, 131330870, 152821376, 191026720, 210129392, 262661740, 382053440, 420258784, 525323480, 764106880, 840517568, 1050646960, 1681035136, 2101293920, 4202587840, 8405175680]

約数ペア:

[(1, 8405175680), (2, 4202587840), (4, 2101293920), (5, 1681035136), (8, 1050646960), (10, 840517568), (11, 764106880), (16, 525323480), (20, 420258784), (22, 382053440), (32, 262661740), (40, 210129392), (44, 191026720), (55, 152821376), (64, 131330870), (80, 105064696), (88, 95513360), (110, 76410688), (128, 65665435), (160, 52532348), (176, 47756680), (220, 38205344), (320, 26266174), (331, 25393280), (352, 23878340), (440, 19102672), (640, 13133087), (662, 12696640), (704, 11939170), (880, 9551336), (1324, 6348320), (1408, 5969585), (1655, 5078656), (1760, 4775668), (2648, 3174160), (3310, 2539328), (3520, 2387834), (3607, 2330240), (3641, 2308480), (5296, 1587080), (6620, 1269664), (7040, 1193917), (7214, 1165120), (7282, 1154240), (10592, 793540), (13240, 634832), (14428, 582560), (14564, 577120), (18035, 466048), (18205, 461696), (21184, 396770), (26480, 317416), (28856, 291280), (29128, 288560), (36070, 233024), (36410, 230848), (39677, 211840), (42368, 198385), (52960, 158708), (57712, 145640), (58256, 144280), (72140, 116512), (72820, 115424), (79354, 105920)]