308655480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{9931}}^1$

素因数の和:9989

約数の個数: 128

約数和(自身を含む): 1086958080

約数和(自身を除く): 778302600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 2072, 2220, 2590, 3108, 3885, 4440, 5180, 6216, 7770, 9931, 10360, 15540, 19862, 29793, 31080, 39724, 49655, 59586, 69517, 79448, 99310, 119172, 139034, 148965, 198620, 208551, 238344, 278068, 297930, 347585, 367447, 397240, 417102, 556136, 595860, 695170, 734894, 834204, 1042755, 1102341, 1191720, 1390340, 1469788, 1668408, 1837235, 2085510, 2204682, 2572129, 2780680, 2939576, 3674470, 4171020, 4409364, 5144258, 5511705, 7348940, 7716387, 8342040, 8818728, 10288516, 11023410, 12860645, 14697880, 15432774, 20577032, 22046820, 25721290, 30865548, 38581935, 44093640, 51442580, 61731096, 77163870, 102885160, 154327740, 308655480]

約数ペア:

[(1, 308655480), (2, 154327740), (3, 102885160), (4, 77163870), (5, 61731096), (6, 51442580), (7, 44093640), (8, 38581935), (10, 30865548), (12, 25721290), (14, 22046820), (15, 20577032), (20, 15432774), (21, 14697880), (24, 12860645), (28, 11023410), (30, 10288516), (35, 8818728), (37, 8342040), (40, 7716387), (42, 7348940), (56, 5511705), (60, 5144258), (70, 4409364), (74, 4171020), (84, 3674470), (105, 2939576), (111, 2780680), (120, 2572129), (140, 2204682), (148, 2085510), (168, 1837235), (185, 1668408), (210, 1469788), (222, 1390340), (259, 1191720), (280, 1102341), (296, 1042755), (370, 834204), (420, 734894), (444, 695170), (518, 595860), (555, 556136), (740, 417102), (777, 397240), (840, 367447), (888, 347585), (1036, 297930), (1110, 278068), (1295, 238344), (1480, 208551), (1554, 198620), (2072, 148965), (2220, 139034), (2590, 119172), (3108, 99310), (3885, 79448), (4440, 69517), (5180, 59586), (6216, 49655), (7770, 39724), (9931, 31080), (10360, 29793), (15540, 19862)]