7777157080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{683}}^1\times {\mathrm{3697}}^1$

素因数の和:4409

約数の個数: 128

約数和(自身を含む): 21854292480

約数和(自身を除く): 14077135400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 683, 770, 1366, 1540, 2732, 3080, 3415, 3697, 4781, 5464, 6830, 7394, 7513, 9562, 13660, 14788, 15026, 18485, 19124, 23905, 25879, 27320, 29576, 30052, 36970, 37565, 38248, 40667, 47810, 51758, 52591, 60104, 73940, 75130, 81334, 95620, 103516, 105182, 129395, 147880, 150260, 162668, 191240, 203335, 207032, 210364, 258790, 262955, 284669, 300520, 325336, 406670, 420728, 517580, 525910, 569338, 813340, 1035160, 1051820, 1138676, 1423345, 1626680, 2103640, 2277352, 2525051, 2846690, 5050102, 5693380, 10100204, 11386760, 12625255, 17675357, 20200408, 25250510, 27775561, 35350714, 50501020, 55551122, 70701428, 88376785, 101002040, 111102244, 138877805, 141402856, 176753570, 194428927, 222204488, 277755610, 353507140, 388857854, 555511220, 707014280, 777715708, 972144635, 1111022440, 1555431416, 1944289270, 3888578540, 7777157080]

約数ペア:

[(1, 7777157080), (2, 3888578540), (4, 1944289270), (5, 1555431416), (7, 1111022440), (8, 972144635), (10, 777715708), (11, 707014280), (14, 555511220), (20, 388857854), (22, 353507140), (28, 277755610), (35, 222204488), (40, 194428927), (44, 176753570), (55, 141402856), (56, 138877805), (70, 111102244), (77, 101002040), (88, 88376785), (110, 70701428), (140, 55551122), (154, 50501020), (220, 35350714), (280, 27775561), (308, 25250510), (385, 20200408), (440, 17675357), (616, 12625255), (683, 11386760), (770, 10100204), (1366, 5693380), (1540, 5050102), (2732, 2846690), (3080, 2525051), (3415, 2277352), (3697, 2103640), (4781, 1626680), (5464, 1423345), (6830, 1138676), (7394, 1051820), (7513, 1035160), (9562, 813340), (13660, 569338), (14788, 525910), (15026, 517580), (18485, 420728), (19124, 406670), (23905, 325336), (25879, 300520), (27320, 284669), (29576, 262955), (30052, 258790), (36970, 210364), (37565, 207032), (38248, 203335), (40667, 191240), (47810, 162668), (51758, 150260), (52591, 147880), (60104, 129395), (73940, 105182), (75130, 103516), (81334, 95620)]