1219981560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:550

約数の個数: 256

約数和(自身を含む): 4335897600

約数和(自身を除く): 3115916040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 67, 70, 84, 105, 106, 120, 134, 140, 159, 168, 201, 210, 212, 265, 268, 280, 318, 335, 371, 402, 409, 420, 424, 469, 530, 536, 636, 670, 742, 795, 804, 818, 840, 938, 1005, 1060, 1113, 1227, 1272, 1340, 1407, 1484, 1590, 1608, 1636, 1855, 1876, 2010, 2045, 2120, 2226, 2345, 2454, 2680, 2814, 2863, 2968, 3180, 3272, 3551, 3710, 3752, 4020, 4090, 4452, 4690, 4908, 5565, 5628, 5726, 6135, 6360, 7035, 7102, 7420, 8040, 8180, 8589, 8904, 9380, 9816, 10653, 11130, 11256, 11452, 12270, 14070, 14204, 14315, 14840, 16360, 17178, 17755, 18760, 21306, 21677, 22260, 22904, 24540, 24857, 27403, 28140, 28408, 28630, 34356, 35510, 42612, 42945, 43354, 44520, 49080, 49714, 53265, 54806, 56280, 57260, 65031, 68712, 71020, 74571, 82209, 85224, 85890, 86708, 99428, 106530, 108385, 109612, 114520, 124285, 130062, 137015, 142040, 149142, 151739, 164418, 171780, 173416, 191821, 198856, 213060, 216770, 219224, 248570, 260124, 274030, 298284, 303478, 325155, 328836, 343560, 372855, 383642, 411045, 426120, 433540, 455217, 497140, 520248, 548060, 575463, 596568, 606956, 650310, 657672, 745710, 758695, 767284, 822090, 867080, 910434, 959105, 994280, 1096120, 1150926, 1213912, 1300620, 1452359, 1491420, 1517390, 1534568, 1644180, 1820868, 1918210, 2276085, 2301852, 2601240, 2877315, 2904718, 2982840, 3034780, 3288360, 3641736, 3836420, 4357077, 4552170, 4603704, 5754630, 5809436, 6069560, 7261795, 7672840, 8714154, 9104340, 10166513, 11509260, 11618872, 14523590, 17428308, 18208680, 20333026, 21785385, 23018520, 29047180, 30499539, 34856616, 40666052, 43570770, 50832565, 58094360, 60999078, 81332104, 87141540, 101665130, 121998156, 152497695, 174283080, 203330260, 243996312, 304995390, 406660520, 609990780, 1219981560]

約数ペア:

[(1, 1219981560), (2, 609990780), (3, 406660520), (4, 304995390), (5, 243996312), (6, 203330260), (7, 174283080), (8, 152497695), (10, 121998156), (12, 101665130), (14, 87141540), (15, 81332104), (20, 60999078), (21, 58094360), (24, 50832565), (28, 43570770), (30, 40666052), (35, 34856616), (40, 30499539), (42, 29047180), (53, 23018520), (56, 21785385), (60, 20333026), (67, 18208680), (70, 17428308), (84, 14523590), (105, 11618872), (106, 11509260), (120, 10166513), (134, 9104340), (140, 8714154), (159, 7672840), (168, 7261795), (201, 6069560), (210, 5809436), (212, 5754630), (265, 4603704), (268, 4552170), (280, 4357077), (318, 3836420), (335, 3641736), (371, 3288360), (402, 3034780), (409, 2982840), (420, 2904718), (424, 2877315), (469, 2601240), (530, 2301852), (536, 2276085), (636, 1918210), (670, 1820868), (742, 1644180), (795, 1534568), (804, 1517390), (818, 1491420), (840, 1452359), (938, 1300620), (1005, 1213912), (1060, 1150926), (1113, 1096120), (1227, 994280), (1272, 959105), (1340, 910434), (1407, 867080), (1484, 822090), (1590, 767284), (1608, 758695), (1636, 745710), (1855, 657672), (1876, 650310), (2010, 606956), (2045, 596568), (2120, 575463), (2226, 548060), (2345, 520248), (2454, 497140), (2680, 455217), (2814, 433540), (2863, 426120), (2968, 411045), (3180, 383642), (3272, 372855), (3551, 343560), (3710, 328836), (3752, 325155), (4020, 303478), (4090, 298284), (4452, 274030), (4690, 260124), (4908, 248570), (5565, 219224), (5628, 216770), (5726, 213060), (6135, 198856), (6360, 191821), (7035, 173416), (7102, 171780), (7420, 164418), (8040, 151739), (8180, 149142), (8589, 142040), (8904, 137015), (9380, 130062), (9816, 124285), (10653, 114520), (11130, 109612), (11256, 108385), (11452, 106530), (12270, 99428), (14070, 86708), (14204, 85890), (14315, 85224), (14840, 82209), (16360, 74571), (17178, 71020), (17755, 68712), (18760, 65031), (21306, 57260), (21677, 56280), (22260, 54806), (22904, 53265), (24540, 49714), (24857, 49080), (27403, 44520), (28140, 43354), (28408, 42945), (28630, 42612), (34356, 35510)]