19478280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:199

約数の個数: 128

約数和(自身を含む): 62052480

約数和(自身を除く): 42574200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 41, 60, 74, 82, 107, 111, 120, 123, 148, 164, 185, 205, 214, 222, 246, 296, 321, 328, 370, 410, 428, 444, 492, 535, 555, 615, 642, 740, 820, 856, 888, 984, 1070, 1110, 1230, 1284, 1480, 1517, 1605, 1640, 2140, 2220, 2460, 2568, 3034, 3210, 3959, 4280, 4387, 4440, 4551, 4920, 6068, 6420, 7585, 7918, 8774, 9102, 11877, 12136, 12840, 13161, 15170, 15836, 17548, 18204, 19795, 21935, 22755, 23754, 26322, 30340, 31672, 35096, 36408, 39590, 43870, 45510, 47508, 52644, 59385, 60680, 65805, 79180, 87740, 91020, 95016, 105288, 118770, 131610, 158360, 162319, 175480, 182040, 237540, 263220, 324638, 475080, 486957, 526440, 649276, 811595, 973914, 1298552, 1623190, 1947828, 2434785, 3246380, 3895656, 4869570, 6492760, 9739140, 19478280]

約数ペア:

[(1, 19478280), (2, 9739140), (3, 6492760), (4, 4869570), (5, 3895656), (6, 3246380), (8, 2434785), (10, 1947828), (12, 1623190), (15, 1298552), (20, 973914), (24, 811595), (30, 649276), (37, 526440), (40, 486957), (41, 475080), (60, 324638), (74, 263220), (82, 237540), (107, 182040), (111, 175480), (120, 162319), (123, 158360), (148, 131610), (164, 118770), (185, 105288), (205, 95016), (214, 91020), (222, 87740), (246, 79180), (296, 65805), (321, 60680), (328, 59385), (370, 52644), (410, 47508), (428, 45510), (444, 43870), (492, 39590), (535, 36408), (555, 35096), (615, 31672), (642, 30340), (740, 26322), (820, 23754), (856, 22755), (888, 21935), (984, 19795), (1070, 18204), (1110, 17548), (1230, 15836), (1284, 15170), (1480, 13161), (1517, 12840), (1605, 12136), (1640, 11877), (2140, 9102), (2220, 8774), (2460, 7918), (2568, 7585), (3034, 6420), (3210, 6068), (3959, 4920), (4280, 4551), (4387, 4440)]