38942280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 192

約数和(自身を含む): 139754160

約数和(自身を除く): 100811880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 53, 60, 65, 72, 78, 90, 104, 106, 117, 120, 130, 156, 157, 159, 180, 195, 212, 234, 260, 265, 312, 314, 318, 360, 390, 424, 468, 471, 477, 520, 530, 585, 628, 636, 689, 780, 785, 795, 936, 942, 954, 1060, 1170, 1256, 1272, 1378, 1413, 1560, 1570, 1590, 1884, 1908, 2041, 2067, 2120, 2340, 2355, 2385, 2756, 2826, 3140, 3180, 3445, 3768, 3816, 4082, 4134, 4680, 4710, 4770, 5512, 5652, 6123, 6201, 6280, 6360, 6890, 7065, 8164, 8268, 8321, 9420, 9540, 10205, 10335, 11304, 12246, 12402, 13780, 14130, 16328, 16536, 16642, 18369, 18840, 19080, 20410, 20670, 24492, 24804, 24963, 27560, 28260, 30615, 31005, 33284, 36738, 40820, 41340, 41605, 48984, 49608, 49926, 56520, 61230, 62010, 66568, 73476, 74889, 81640, 82680, 83210, 91845, 99852, 108173, 122460, 124020, 124815, 146952, 149778, 166420, 183690, 199704, 216346, 244920, 248040, 249630, 299556, 324519, 332840, 367380, 374445, 432692, 499260, 540865, 599112, 649038, 734760, 748890, 865384, 973557, 998520, 1081730, 1298076, 1497780, 1622595, 1947114, 2163460, 2596152, 2995560, 3245190, 3894228, 4326920, 4867785, 6490380, 7788456, 9735570, 12980760, 19471140, 38942280]

約数ペア:

[(1, 38942280), (2, 19471140), (3, 12980760), (4, 9735570), (5, 7788456), (6, 6490380), (8, 4867785), (9, 4326920), (10, 3894228), (12, 3245190), (13, 2995560), (15, 2596152), (18, 2163460), (20, 1947114), (24, 1622595), (26, 1497780), (30, 1298076), (36, 1081730), (39, 998520), (40, 973557), (45, 865384), (52, 748890), (53, 734760), (60, 649038), (65, 599112), (72, 540865), (78, 499260), (90, 432692), (104, 374445), (106, 367380), (117, 332840), (120, 324519), (130, 299556), (156, 249630), (157, 248040), (159, 244920), (180, 216346), (195, 199704), (212, 183690), (234, 166420), (260, 149778), (265, 146952), (312, 124815), (314, 124020), (318, 122460), (360, 108173), (390, 99852), (424, 91845), (468, 83210), (471, 82680), (477, 81640), (520, 74889), (530, 73476), (585, 66568), (628, 62010), (636, 61230), (689, 56520), (780, 49926), (785, 49608), (795, 48984), (936, 41605), (942, 41340), (954, 40820), (1060, 36738), (1170, 33284), (1256, 31005), (1272, 30615), (1378, 28260), (1413, 27560), (1560, 24963), (1570, 24804), (1590, 24492), (1884, 20670), (1908, 20410), (2041, 19080), (2067, 18840), (2120, 18369), (2340, 16642), (2355, 16536), (2385, 16328), (2756, 14130), (2826, 13780), (3140, 12402), (3180, 12246), (3445, 11304), (3768, 10335), (3816, 10205), (4082, 9540), (4134, 9420), (4680, 8321), (4710, 8268), (4770, 8164), (5512, 7065), (5652, 6890), (6123, 6360), (6201, 6280)]